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  • CE

    Certificate No : AV-WZRS20221123069

    Issuing authority : AMTRE VERITAS

    Institution URL : http://www.amtre-veritas.com

    Valid period : 2022/11/23 - 2029/11/30

    CE Certificate for Sunglasses: What It Means for Your Eyewear Brand | READSUN Optical



    CE Certificate for Sunglasses: What It Means for Your Eyewear Brand



    If you are sourcing sunglasses for the European market, one question comes up in every conversation: is your supplier CE certified?



    It is not a box-ticking exercise. The CE mark is a legal requirement for products sold within the European Economic Area, and for sunglasses, it carries specific technical obligations that directly affect whether your goods clear customs and reach your customers.



    READSUN Optical's Sunglasses Series has been certified under Certificate No. AV-WZRS20221123069, issued by AMTRE VERITAS, valid from November 23, 2022 through November 30, 2029. Below, we break down what that means for your business.




    What Is a CE Certificate for Sunglasses?



    The CE mark is not a quality badge awarded by a single authority. It is a declaration by the manufacturer that the product complies with all applicable European directives and harmonized standards.



    For sunglasses, the governing framework is EU Regulation 2016/425 on personal protective equipment (PPE), supported by the harmonized standard EN ISO 12312-1. This standard defines requirements for transmittance, optical clarity, mechanical strength, and material safety.



    In practice, a CE certificate means your sunglasses have been tested against measurable criteria — not just claimed to be "UV400" or "high quality."




    Key Technical Standards Behind the CE Mark



    Two standards matter most for sunglasses:




    • EN ISO 12312-1:2022 — the current harmonized standard for general-purpose sunglasses, covering UV protection categories, optical performance, and construction requirements.

    • EN ISO 12311:2013 — the testing methodology that laboratories use to verify compliance with the above standard.



    When you see a CE certificate backed by these standards, you are looking at documented evidence that the product has passed a defined test protocol — not just a supplier's verbal assurance.




    Why CE Certification Matters for B2B Eyewear Buyers



    1. Customs Clearance and Market Access



    EU customs authorities routinely inspect eyewear shipments for CE conformity. Non-compliant shipments are held, fined, or destroyed. A valid CE certificate — with a traceable certificate number and issuing body — is the documentation that keeps your goods moving.



    At READSUN, CE lab reports are included with every bulk order, giving our B2B partners the paperwork they need before goods leave the factory.




    2. Risk Reduction for Your Brand



    If non-compliant sunglasses cause eye damage or fail in the field, the brand owner — not just the manufacturer — carries legal liability. The CE certification process transfers that risk away from guesswork and into documented testing.



    READSUN's quality control system covers the full production chain, from incoming material inspection to final shipment, which is the operational backbone behind our CE compliance. For a detailed look at how we verify materials and finished products, see our Optical Frame Quality Control page.




    3. Competitive Advantage in the EU Market



    European distributors and optical retail chains increasingly require CE documentation as a baseline qualification for supplier onboarding. Brands that cannot provide it are filtered out early in the sourcing process.



    For a broader discussion of what EU buyers expect from eyewear suppliers, read our analysis of why READSUN sunglasses meet EU market demands.




    READSUN Optical's CE Certification Details
























    Certificate Number AV-WZRS20221123069
    Issuing Body AMTRE VERITAS
    Validity Period November 23, 2022 – November 30, 2029
    Product Name Sunglasses Series
    Manufacturer WENZHOU READSUN OPTICAL CO., LTD.


    This certificate applies to the full Sunglasses Series, covering our standard range of acetate, TR90, metal, and combination frames. For product-specific test reports, please contact our sales team.




    Beyond CE: What Else READSUN Provides



    CE certification is one part of a broader compliance and quality framework. READSUN also holds ISO 9001 quality management certification, FDA registration for US-bound products, and complies with RoHS and REACH material regulations.



    Our manufacturing process follows a documented quality control system that covers raw material sourcing, in-process inspection, and final product testing. You can read more about our approach on the About READSUN Optical page.



    If you are evaluating a new eyewear manufacturing partner, our custom sunglasses collection offers a starting point for understanding our OEM/ODM capabilities and material options.




    Frequently Asked Questions



    Is CE certification mandatory for sunglasses sold in the EU?


    Yes. Sunglasses are classified as Category I personal protective equipment under EU Regulation 2016/425, and the CE mark is mandatory for all units sold within the European Economic Area.



    Does a CE certificate expire?


    Certificates have a defined validity period. READSUN's current certificate is valid through November 30, 2029, and we maintain ongoing compliance with updated standards as they are published.



    Can I receive CE lab reports with my order?


    Yes. CE lab reports are included with every bulk order shipped by READSUN Optical.




    Ready to Discuss Your EU Sunglasses Program?



    If you are planning a sunglasses collection for the European market, we are happy to walk through the certification documentation, material options, and production timelines for your project.



    Contact READSUN Optical to request the full CE certificate PDF and discuss your requirements.



  • UKCA-Sunglasses

    Certificate No : AV-WZRS20230922069

    Issuing authority : AMTRE VERITAS

    Valid period : 2023/9/22 - 2027/9/30

    UKCA Certification for Sunglasses: Your Gateway to the UK Market | READSUN Optical



    UKCA Certification for Sunglasses: Your Gateway to the UK Market



    Since Brexit, selling eyewear in the United Kingdom requires more than just a CE mark. If you are sourcing sunglasses for UK retailers, the UKCA (UK Conformity Assessed) mark is now the mandatory requirement for products entering the British market.



    We are pleased to confirm that READSUN Optical's Sunglasses Series has successfully secured UKCA certification, ensuring that our B2B partners can ship to the UK without regulatory delays.



    Our current certification is issued under Certificate No. AV-WZRS20230922069 by AMTRE VERITAS, valid from September 22, 2023 through September 30, 2027. Here is what that means for your business.




    What Is UKCA Certification and Why Does It Matter?



    UKCA is the post-Brexit product conformity marking for goods placed on the market in Great Britain. For sunglasses, it replaces the CE mark as the primary legal requirement for market access.



    The framework is governed by UK Designated Standards, which currently mirror many of the European EN standards but are independently overseen by the UK government. For sunglasses, this includes compliance with optical clarity, UV protection, and mechanical strength requirements.



    Without valid UKCA documentation, shipments can be detained at UK customs, and retailers face significant legal liability for selling non-compliant eyewear.




    Key Differences Between CE and UKCA for Eyewear



    While the testing methodologies are largely similar, there are distinct administrative and labeling differences:




    • Geographic Scope: CE is for the EU/EEA, while UKCA is for Great Britain (England, Scotland, Wales). Northern Ireland currently accepts both.

    • Legal Basis: UKCA is backed by UK legislation (such as the Personal Protective Equipment Regulations 2018), not EU directives.

    • Labeling: Products require the specific UKCA logo, alongside the importer's UK address.



    READSUN manages these administrative details to ensure our B2B partners receive fully compliant labeling and documentation for both markets.




    READSUN Optical's UKCA Certification Details



    Below is the key information from our Certificate of Conformity:




























    Certificate Number AV-WZRS20230922069
    Issuing Body AMTRE VERITAS
    Validity Period September 22, 2023 – September 30, 2027
    Product Name Sunglasses Series
    Applicant / Manufacturer WENZHOU READSUN OPTICAL CO., LTD.
    Factory Address 3F, #2 BUILDING, NO 281 ZHONGHUI ROAD, LOUQIAO STREET, OUHAI, WENZHOU, ZHEJIANG, CHINA


    This certification covers our entire Sunglasses Series, including acetate, TR90, metal, and mixed-material frames. Specific test reports are available upon request for your technical files.




    Why Partner with READSUN for UK-Bound Eyewear?



    We understand that regulatory compliance is only one piece of a successful supply chain. Our dual certification (CE and UKCA) provides our partners with a distinct competitive advantage.



    Our factory operations are backed by a rigorous Optical Frame Quality Control system that ensures every batch meets the exact specifications tested during certification. This consistency is what keeps your goods moving through customs smoothly.



    If you are expanding your product line, we invite you to explore our custom sunglasses collection to see the range of styles and materials we can manufacture under our UKCA framework.



    To learn more about our manufacturing capabilities and compliance standards, please visit our About READSUN Optical page.




    Frequently Asked Questions



    Is UKCA certification mandatory for sunglasses sold in the UK?


    Yes. Sunglasses are classified as personal protective equipment (PPE) in the UK. The UKCA mark is mandatory for most products placed on the Great Britain market, including eyewear.



    How long is the UKCA certificate valid?


    READSUN's current UKCA certificate is valid until September 30, 2027. We will continue to update our certifications as UK designated standards evolve.



    Can you provide both CE and UKCA certified products?


    Absolutely. We hold both CE (for the EU market) and UKCA (for the UK market) certifications. Our production lines are fully equipped to manufacture eyewear that satisfies both regulatory frameworks simultaneously.



    Do you provide the necessary UKCA lab reports for customs?


    Yes. Full technical files and test reports associated with our UKCA certification are provided to our B2B partners to support customs clearance and retailer onboarding.




    Ready to Expand Your Eyewear Brand into the UK?



    Navigating post-Brexit regulations does not have to be complicated. With READSUN Optical as your manufacturing partner, you gain instant access to a fully compliant supply chain.



    Contact READSUN Optical today to request a copy of our UKCA Certificate of Conformity and discuss your upcoming UK eyewear projects.



  • UKCA-Reading Glasses

    Certificate No : AV-WZRS20230922068

    Issuing authority : AMTRE VERITAS

    Valid period : 2023/9/22 - 2027/9/30

    UKCA Certification for Reading Glasses: UK Market Access | READSUN Optical



    UKCA Certification for Reading Glasses: Your Gateway to the UK Market



    Post-Brexit, selling reading glasses in the UK requires strict adherence to British regulations. The UKCA (UK Conformity Assessed) mark is now the mandatory requirement for products entering the Great Britain market.



    We are pleased to confirm that READSUN Optical's Reading Glasses Series has secured UKCA certification, ensuring that our B2B partners can stock and distribute our eyewear in the UK with full confidence.



    Our certification is issued under Certificate No. AV-WZRS20230922068 by AMTRE VERITAS, valid from September 22, 2023 through September 30, 2027. Below, we explain what this means for your business.




    What Is UKCA Certification for Reading Glasses?



    The UKCA mark is a declaration by the manufacturer that the product complies with all applicable UK statutory requirements. For reading glasses, this involves compliance with UK Designated Standards, which cover optical clarity, mechanical strength, and material safety.



    It is not just a formality. UK Trading Standards and customs authorities actively inspect eyewear shipments. Non-compliant products can be seized, and brand owners face significant legal liability for selling unapproved reading glasses.



    By holding UKCA certification, READSUN Optical eliminates this risk for your brand.




    Why UKCA Matters for Your UK Eyewear Line



    For B2B buyers and optical retailers, the UKCA mark provides three distinct advantages:




    • Seamless Customs Clearance: Avoid delays, fines, or confiscation at UK borders with verifiable certificate documentation.

    • Retailer Onboarding: Major UK optical chains and distributors increasingly require UKCA documentation as a baseline qualification for supplier onboarding.

    • Legal Risk Reduction: Ensure you are fully compliant with UK product safety laws, shifting liability away from your brand.




    READSUN Optical's UKCA Certification Details



    Below is the key information from our Certificate of Conformity for Reading Glasses:
































    Certificate Number AV-WZRS20230922068
    Issuing Body AMTRE VERITAS
    Validity Period September 22, 2023 – September 30, 2027
    Product Name Reading Glasses
    Model / Type Reading Glasses Series
    Manufacturer WENZHOU READSUN OPTICAL CO., LTD.
    Factory Address 3F, #2 BUILDING, NO 281 ZHONGHUI ROAD, LOUQIAO STREET, OUHAI, WENZHOU, ZHEJIANG, CHINA


    This certification covers our entire Reading Glasses Series, including various frame materials and lens powers. Specific lab test reports are available upon request to support your technical files.




    Why Partner with READSUN for UK-Bound Reading Glasses?



    READSUN Optical holds both CE and UKCA certifications, offering our partners a distinct competitive advantage in a post-Brexit landscape. We manage the administrative and labeling complexities so you can focus on growing your brand.



    Our manufacturing processes are backed by a rigorous Optical Frame Quality Control system, ensuring every batch meets the exact specifications tested during certification. This consistency is what keeps your goods moving smoothly through customs.



    If you are expanding your reading glasses line, we invite you to explore our custom eyewear manufacturing capabilities to see the range of styles and materials we can produce under our UKCA framework.



    To learn more about our factory standards and compliance protocols, please visit our About READSUN Optical page.




    Frequently Asked Questions



    Is UKCA certification mandatory for reading glasses sold in the UK?


    Yes. Reading glasses are classified as a regulated product category in the UK. The UKCA mark is mandatory for most products placed on the Great Britain market to demonstrate compliance with UK statutory requirements.



    How long is this UKCA certificate valid?


    READSUN's current UKCA certificate for Reading Glasses is valid until September 30, 2027. We continuously monitor regulatory changes to ensure ongoing compliance.



    Can you provide both CE and UKCA certified reading glasses?


    Absolutely. We hold both CE (for the EU market) and UKCA (for the UK market) certifications for our eyewear lines. Our factory is equipped to manufacture products that satisfy both regulatory frameworks simultaneously.



    Do you provide the necessary UKCA test reports for customs clearance?


    Yes. Full technical files and test reports associated with our UKCA certification are provided to our B2B partners to support customs clearance and seamless retailer onboarding.




    Ready to Launch Your Reading Glasses Line in the UK?



    Navigating post-Brexit regulations does not have to be complicated. With READSUN Optical as your manufacturing partner, you gain instant access to a fully compliant supply chain.



    Contact READSUN Optical today to request a copy of our UKCA Certificate of Conformity for Reading Glasses and discuss your upcoming UK eyewear projects.



  • UKCA-Optical Frames Series

    Certificate No : AV-WZRS20230922067

    Issuing authority : AMTRE VERITAS

    Valid period : 2023/9/22 - 2027/9/30

    UKCA Certification for Optical Frames: UK Market Access | READSUN Optical



    UKCA Certification for Optical Frames: Ensuring Compliance for Your UK Eyewear Brand



    Navigating the post-Brexit regulatory landscape is one of the biggest challenges facing eyewear brands today. For optical frames, the UKCA (UK Conformity Assessed) mark is now the mandatory legal requirement for products entering the Great Britain market.



    We are proud to announce that READSUN Optical's Optical Frames Series has successfully secured UKCA certification. This guarantees that our B2B partners can import and distribute our frames in the UK without regulatory delays or compliance risks.



    Our certification is issued under Certificate No. AV-WZRS20230922067 by AMTRE VERITAS, valid from September 22, 2023 through September 30, 2027. Below, we break down what this means for your business.




    What Does UKCA Certification Mean for Optical Frames?



    The UKCA mark is not just a quality badge; it is a declaration by the manufacturer that the product meets all applicable UK statutory requirements. For optical frames, this involves compliance with UK Designated Standards, covering material safety, mechanical strength, and structural integrity.



    Without this certification, shipments can be held at UK customs, and retailers face significant legal liability for selling unapproved eyewear. By choosing a UKCA-certified supplier like READSUN, you eliminate this risk entirely.




    Key Advantages for B2B Eyewear Buyers



    Partnering with a UKCA-certified manufacturer provides several distinct commercial advantages:




    • Seamless Customs Clearance: Verifiable certificate documentation ensures your frames move through UK borders quickly and efficiently.

    • Retailer Confidence: Major UK optical chains and distributors require UKCA documentation as a baseline qualification for supplier onboarding.

    • Legal Risk Reduction: Ensure your brand is fully compliant with UK product safety laws, shifting liability away from your business.




    READSUN Optical's UKCA Certification Details



    Below is the key information from our Certificate of Conformity for Optical Frames:
































    Certificate Number AV-WZRS20230922067
    Issuing Body AMTRE VERITAS
    Validity Period September 22, 2023 – September 30, 2027
    Product Name Glasses Frame
    Model / Type Optical Frames Series
    Manufacturer WENZHOU READSUN OPTICAL CO., LTD.
    Factory Address 3F, #2 BUILDING, NO 281 ZHONGHUI ROAD, LOUQIAO STREET, OUHAI, WENZHOU, ZHEJIANG, CHINA


    This certification covers our entire Optical Frames Series, including acetate, TR90, metal, and mixed-material frames. Specific lab test reports are available upon request to support your technical files.




    Why Partner with READSUN for UK-Bound Optical Frames?



    We understand that regulatory compliance is only one piece of a successful supply chain. Our dual certification (CE and UKCA) provides our partners with a distinct competitive advantage in a complex regulatory environment.



    Our factory operations are backed by a rigorous Optical Frame Quality Control system that ensures every batch meets the exact specifications tested during certification. This consistency is what keeps your goods moving smoothly through customs.



    If you are expanding your product line, we invite you to explore our custom eyewear manufacturing capabilities to see the range of styles and materials we can produce under our UKCA framework.



    To learn more about our factory standards and compliance protocols, please visit our About READSUN Optical page.




    Frequently Asked Questions



    Is UKCA certification mandatory for optical frames sold in the UK?


    Yes. Optical frames are classified as a regulated product category (medical devices or PPE depending on their specific use) in the UK. The UKCA mark is mandatory for most products placed on the Great Britain market.



    How long is this UKCA certificate valid?


    READSUN's current UKCA certificate for Optical Frames is valid until September 30, 2027. We continuously monitor regulatory changes to ensure ongoing compliance.



    Can you provide both CE and UKCA certified optical frames?


    Absolutely. We hold both CE (for the EU market) and UKCA (for the UK market) certifications for our eyewear lines. Our factory is equipped to manufacture products that satisfy both regulatory frameworks simultaneously.



    Do you provide the necessary UKCA test reports for customs clearance?


    Yes. Full technical files and test reports associated with our UKCA certification are provided to our B2B partners to support customs clearance and seamless retailer onboarding.




    Ready to Expand Your Optical Frames Line into the UK?



    Navigating post-Brexit regulations does not have to be complicated. With READSUN Optical as your manufacturing partner, you gain instant access to a fully compliant supply chain.



    Contact READSUN Optical today to request a copy of our UKCA Certificate of Conformity for Optical Frames and discuss your upcoming UK eyewear projects.



  • Design Patent 1

    Certificate No : 4829190

    Issuing authority : State Intellectual Property Office of P.R.China

    Valid period : 2015/12/9 - 2070/9/30

    China Utility Model Patent: Portable Eyeglass Assembly | READSUN Optical



    China Utility Model Patent for Portable Eyeglass Assembly: A Testament to READSUN's Innovation



    In the competitive world of eyewear manufacturing, true differentiation comes from innovation. We are proud to announce that READSUN Optical has been granted a Utility Model Patent by the State Intellectual Property Office of P.R. China for our groundbreaking Portable Eyeglass Assembly.



    This patent is not just a legal formality; it represents our ongoing commitment to research and development, and it provides our B2B partners with a unique, protected product to bring to their markets.



    Our current patent is issued under Patent No. 4829190, valid from December 9, 2015 through September 30, 2070. Below, we explore what this means for your eyewear brand.




    Patent Certification Details



    Below is the key information from our Utility Model Patent Certificate:




























    Patent Number 4829190
    Issuing Authority State Intellectual Property Office of P.R. China
    Validity Period December 9, 2015 – September 30, 2070
    Invention Name Portable Eyeglass Assembly
    Patent Type Utility Model Patent (China)
    Certificate Category Product Certificate


    This certification covers our proprietary Portable Eyeglass Assembly design. Specific technical files and patent drawings are available upon request for our manufacturing partners.




    What This Patent Means for Your Eyewear Brand



    For B2B buyers, sourcing from a manufacturer with patented technology offers distinct commercial and competitive advantages.



    1. Product Differentiation and Market Edge



    The Portable Eyeglass Assembly offers a unique structural design that enhances portability without compromising durability. By integrating this patented design into your product line, you offer your customers a unique value proposition that stands out in a crowded market.



    2. Protection Against Counterfeits



    A utility model patent acts as a legal shield against knock-offs. When you partner with READSUN, you are sourcing a design that is legally protected in China. This reduces the risk of your competitors copying your best-selling designs and flooding the market with cheap imitations.



    3. Proven Technical Strength



    Securing a patent requires rigorous technical scrutiny. This certificate is tangible proof of READSUN's engineering capabilities and our ability to develop innovative structural solutions for eyewear. This level of R&D is what sets us apart from standard manufacturing factories.




    Our Commitment to Quality and Innovation



    Innovation is just one part of the equation. A great design must be backed by exceptional manufacturing to succeed in the marketplace. Our factory operations are supported by a rigorous Optical Frame Quality Control system, ensuring every unit meets our high standards.



    If you are looking to expand your product line with innovative, patented designs, we invite you to explore our custom eyewear manufacturing capabilities to see how we bring unique concepts to life.



    To learn more about our company history, technological expertise, and compliance standards, please visit our About READSUN Optical page.




    Frequently Asked Questions



    What is a Utility Model Patent?


    A Utility Model Patent is a type of intellectual property right granted for an invention that involves a new shape, structure, or combination of both, which is practical and applicable. It is commonly granted for mechanical innovations, like our Portable Eyeglass Assembly.



    How long is this patent valid?


    READSUN's current patent is officially valid from December 9, 2015 through September 30, 2070, ensuring long-term protection and exclusivity for this specific design.



    Can I request the technical drawings for this patented design?


    Yes. For serious B2B inquiries and manufacturing partnerships, we can provide technical drawings and patent documentation under a Non-Disclosure Agreement (NDA).




    Partner with an Innovator in Eyewear Manufacturing



    Bring patented, market-ready designs to your customers. With READSUN Optical as your manufacturing partner, you gain access to innovative technology and a robust intellectual property portfolio.



    Contact READSUN Optical today to request more details about our Portable Eyeglass Assembly patent and discuss how we can integrate this technology into your next product line.



  • Design Patent 2

    Certificate No : 4678156

    Issuing authority : State Intellectual Property Office of P.R.China

    Valid period : 2015/10/14 - 2070/9/30

    China Utility Model Patent for Folding Eyeglasses | READSUN Optical



    China Utility Model Patent for Folding Eyeglasses: Innovation in Portability



    As consumer demand for compact, travel-friendly eyewear continues to rise, innovation in structural design has become a key differentiator for eyewear brands. We are proud to announce that READSUN Optical has been granted a Utility Model Patent by the State Intellectual Property Office of P.R. China for our innovative Folding Eyeglasses design.



    This patent reflects our long-term investment in research and development, providing our B2B partners with unique, legally protected products that stand out in competitive markets.



    Our current patent is issued under Patent No. 4678156, valid from October 14, 2015 through September 30, 2070. Below, we outline what this means for your eyewear business.




    Patent Certification Details



    Below is the key information from our Utility Model Patent Certificate:




























    Patent Number 4678156
    Issuing Authority State Intellectual Property Office of P.R. China
    Validity Period October 14, 2015 – September 30, 2070
    Invention Name Folding Eyeglasses
    Patent Type Utility Model Patent (China)
    Certificate Category Product Certificate


    This certification protects our proprietary folding eyeglasses structure. Specific technical files and patent drawings are available upon request for our manufacturing partners under an NDA.




    What This Folding Eyeglasses Patent Means for Your Brand



    For B2B buyers, sourcing from a manufacturer with patented technology offers distinct commercial and competitive advantages.



    1. Superior Portability and Consumer Appeal



    The core advantage of this patented design is its ability to fold into a highly compact size without sacrificing structural integrity. This makes it an ideal solution for travel retail, promotional products, and everyday carry (EDC) collections.



    2. Protection Against Market Copycats



    A utility model patent acts as a legal barrier against counterfeiters. When you partner with READSUN, you are sourcing a design that is legally protected in China. This reduces the risk of competitors copying your best-selling compact frames and flooding the market with cheap imitations.



    3. Proven Engineering Capabilities



    Securing a patent requires rigorous technical scrutiny. This certificate is tangible proof of READSUN's engineering expertise and our ability to develop innovative mechanical solutions for eyewear. This level of R&D is what sets us apart from standard manufacturing factories.




    Our Commitment to Quality and Innovation



    Innovation is just one part of the equation. A great design must be backed by exceptional manufacturing to succeed in the marketplace. Our factory operations are supported by a rigorous Optical Frame Quality Control system, ensuring every unit meets our high standards for durability and finish.



    If you are looking to expand your product line with innovative, patented designs, we invite you to explore our custom eyewear manufacturing capabilities to see how we bring unique concepts to life.



    To learn more about our company history, technological expertise, and compliance standards, please visit our About READSUN Optical page.




    Frequently Asked Questions



    What is a Utility Model Patent?


    A Utility Model Patent is a type of intellectual property right granted for an invention that involves a new shape, structure, or combination of both. It is commonly granted for mechanical innovations, like our Folding Eyeglasses design.



    How long is this patent valid?


    READSUN's current patent is officially valid from October 14, 2015 through September 30, 2070, ensuring long-term protection and exclusivity for this specific folding design.



    Can I request the technical drawings for this patented design?


    Yes. For serious B2B inquiries and manufacturing partnerships, we can provide technical drawings and patent documentation under a Non-Disclosure Agreement (NDA).




    Partner with an Innovator in Eyewear Manufacturing



    Bring patented, market-ready designs to your customers. With READSUN Optical as your manufacturing partner, you gain access to innovative technology and a robust intellectual property portfolio.



    Contact READSUN Optical today to request more details about our Folding Eyeglasses patent and discuss how we can integrate this technology into your next product line.



  • Design Patent 3

    Certificate No : 5643285

    Issuing authority : State Intellectual Property Office of P.R.China

    Valid period : 2016/11/2 - 2070/9/30

    China Utility Model Patent for Multi-layer Acetate Fiber Glasses | READSUN Optical



    China Utility Model Patent for Multi-layer Acetate Fiber Pressed Fabric Glasses



    In premium eyewear manufacturing, material innovation is the foundation of product differentiation. We are proud to announce that READSUN Optical has been granted a Utility Model Patent by the State Intellectual Property Office of P.R. China for our advanced Multi-layer Acetate Fiber Pressed Fabric Glasses.



    This patent represents a significant breakthrough in material engineering, allowing us to create eyewear with unique visual textures, superior durability, and enhanced structural integrity. It provides our B2B partners with exclusive, high-value products that stand out in the competitive premium eyewear market.



    Our current patent is issued under Patent No. 5643285, valid from November 2, 2016 through September 30, 2070. Below, we explore what this means for your brand.




    Patent Certification Details



    Below is the key information from our Utility Model Patent Certificate:




























    Patent Number 5643285
    Issuing Authority State Intellectual Property Office of P.R. China
    Validity Period November 2, 2016 – September 30, 2070
    Invention Name Multi-layer acetate fiber pressed fabric glasses
    Patent Type Utility Model Patent (China)
    Certificate Category Product Certificate


    This certification protects our proprietary multi-layer acetate pressing technology. Specific technical files and patent drawings are available upon request for our manufacturing partners under an NDA.




    What This Patent Means for Your Premium Eyewear Line



    For B2B buyers and premium eyewear brands, sourcing from a manufacturer with patented material technology offers significant commercial advantages.



    1. Advanced Material Aesthetics and Durability



    Our patented multi-layer acetate fiber pressed fabric process allows for intricate color combinations and unique patterns that cannot be achieved through standard injection molding. This creates eyewear with a distinct luxury feel, superior depth of color, and enhanced mechanical strength.



    2. Exclusive Design Protection



    A utility model patent acts as a legal shield. When you partner with READSUN, you are sourcing a design and material process that is legally protected in China. This effectively prevents competitors from copying your best-selling acetate frames and flooding the market with low-quality imitations.



    3. Proven R&D and Engineering Strength



    Securing a patent requires rigorous technical scrutiny. This certificate is tangible proof of READSUN's material engineering expertise. It demonstrates our ability to innovate beyond basic manufacturing and deliver proprietary solutions that give your brand a technological edge.




    Our Commitment to Quality and Innovation



    Innovation is just one part of the equation. Advanced materials must be backed by exceptional manufacturing to succeed in the marketplace. Our factory operations are supported by a rigorous Optical Frame Quality Control system, ensuring every unit meets our high standards for durability, finish, and comfort.



    If you are looking to elevate your product line with innovative, patented acetate designs, we invite you to explore our custom eyewear manufacturing capabilities to see how we bring unique concepts to life.



    To learn more about our company history, technological expertise, and compliance standards, please visit our About READSUN Optical page.




    Frequently Asked Questions



    What is Multi-layer Acetate Fiber Pressed Fabric?


    This is a specialized manufacturing process where multiple layers of acetate fiber fabric are compressed together under high heat and pressure. This technique creates eyewear frames with unique visual textures, superior color depth, and enhanced structural durability compared to standard acetate sheets.



    How long is this patent valid?


    READSUN's current patent for this multi-layer acetate technology is officially valid from November 2, 2016 through September 30, 2070, ensuring long-term protection and exclusivity for this specific material innovation.



    Can I request the technical drawings for this patented design?


    Yes. For serious B2B inquiries and manufacturing partnerships, we can provide technical drawings and patent documentation under a Non-Disclosure Agreement (NDA).




    Partner with a Leader in Material Innovation



    Bring patented, high-value acetate eyewear to your customers. With READSUN Optical as your manufacturing partner, you gain access to advanced material technology and a robust intellectual property portfolio.



    Contact READSUN Optical today to request more details about our Multi-layer Acetate Fiber technology and discuss how we can integrate this innovation into your next product line.



  • Design Patent 3

    Certificate No : 6573436

    Issuing authority : State Intellectual Property Office of P.R.China

    Valid period : 2016/11/2 - 2070/9/30

    China Utility Model Patent for Multi-layer Acetate Fiber Glasses | READSUN Optical



    China Utility Model Patent for Multi-layer Acetate Fiber Pressed Fabric Glasses



    In premium eyewear manufacturing, material innovation is the foundation of product differentiation. We are proud to announce that READSUN Optical has been granted a Utility Model Patent by the State Intellectual Property Office of P.R. China for our advanced Multi-layer Acetate Fiber Pressed Fabric Glasses.



    This patent represents a significant breakthrough in material engineering, allowing us to create eyewear with unique visual textures, superior durability, and enhanced structural integrity. It provides our B2B partners with exclusive, high-value products that stand out in the competitive premium eyewear market.



    Our current patent is issued under Patent No. 5643285, valid from November 2, 2016 through September 30, 2070. Below, we explore what this means for your brand.




    Patent Certification Details



    Below is the key information from our Utility Model Patent Certificate:




























    Patent Number 5643285
    Issuing Authority State Intellectual Property Office of P.R. China
    Validity Period November 2, 2016 – September 30, 2070
    Invention Name Multi-layer acetate fiber pressed fabric glasses
    Patent Type Utility Model Patent (China)
    Certificate Category Product Certificate


    This certification protects our proprietary multi-layer acetate pressing technology. Specific technical files and patent drawings are available upon request for our manufacturing partners under an NDA.




    What This Patent Means for Your Premium Eyewear Line



    For B2B buyers and premium eyewear brands, sourcing from a manufacturer with patented material technology offers significant commercial advantages.



    1. Advanced Material Aesthetics and Durability



    Our patented multi-layer acetate fiber pressed fabric process allows for intricate color combinations and unique patterns that cannot be achieved through standard injection molding. This creates eyewear with a distinct luxury feel, superior depth of color, and enhanced mechanical strength.



    2. Exclusive Design Protection



    A utility model patent acts as a legal shield. When you partner with READSUN, you are sourcing a design and material process that is legally protected in China. This effectively prevents competitors from copying your best-selling acetate frames and flooding the market with low-quality imitations.



    3. Proven R&D and Engineering Strength



    Securing a patent requires rigorous technical scrutiny. This certificate is tangible proof of READSUN's material engineering expertise. It demonstrates our ability to innovate beyond basic manufacturing and deliver proprietary solutions that give your brand a technological edge.




    Our Commitment to Quality and Innovation



    Innovation is just one part of the equation. Advanced materials must be backed by exceptional manufacturing to succeed in the marketplace. Our factory operations are supported by a rigorous Optical Frame Quality Control system, ensuring every unit meets our high standards for durability, finish, and comfort.



    If you are looking to elevate your product line with innovative, patented acetate designs, we invite you to explore our custom eyewear manufacturing capabilities to see how we bring unique concepts to life.



    To learn more about our company history, technological expertise, and compliance standards, please visit our About READSUN Optical page.




    Frequently Asked Questions



    What is Multi-layer Acetate Fiber Pressed Fabric?


    This is a specialized manufacturing process where multiple layers of acetate fiber fabric are compressed together under high heat and pressure. This technique creates eyewear frames with unique visual textures, superior color depth, and enhanced structural durability compared to standard acetate sheets.



    How long is this patent valid?


    READSUN's current patent for this multi-layer acetate technology is officially valid from November 2, 2016 through September 30, 2070, ensuring long-term protection and exclusivity for this specific material innovation.



    Can I request the technical drawings for this patented design?


    Yes. For serious B2B inquiries and manufacturing partnerships, we can provide technical drawings and patent documentation under a Non-Disclosure Agreement (NDA).




    Partner with a Leader in Material Innovation



    Bring patented, high-value acetate eyewear to your customers. With READSUN Optical as your manufacturing partner, you gain access to advanced material technology and a robust intellectual property portfolio.



    Contact READSUN Optical today to request more details about our Multi-layer Acetate Fiber technology and discuss how we can integrate this innovation into your next product line.