Can you support seasonal highlights and children’s lines in a collection? Yes. READSUN supports full-collection development including core styles, seasonal highlights, and children’s lines. How the three parts differ Aligning the season with the launch calendar Core styles: the frames that stay in the range for several seasons and carry most of the volume. Seasonal highlights: a smaller number ...

Can you adjust designs to fit different price tiers? Yes. READSUN adapts material thickness, hinge structure, finishing processes, and packaging to match different retail price segments. Where the cost is adjusted Color options for value lines Material thickness: a thinner acetate front or a lighter metal wire reduces material cost without changing the silhouette much. Hinge structure: a standa...

How fast can we move from concept to production? Acetate sampling takes 7–10 days, with bulk production in 30–45 days. Design revisions are typically responded to within 24–48 hours. The timeline in three stages Bulk production through to dispatch StageTypical timing Acetate sample7–10 days after drawing approval Bulk production30–45 days Design revision response24–48 hours What can move the d...

What is your MOQ for new collections? MOQ varies by material, but flexible trial quantities are available for long-term projects. Why MOQ differs by material Style count drives the minimum quantity Injection frames: the mold is the main investment, so the minimum quantity is tied to amortizing the tooling. Acetate frames: a special sheet color or a custom lamination requires a material order, w...

Can you provide pre-shipment inspection? Yes. READSUN supports third-party pre-shipment inspections to ensure products meet required standards. How the inspection is arranged Dimensional check during inspection Choose the agency: you can appoint your own inspection company, or ask us to coordinate one you nominate. Book before packing is finished: inspection needs goods in finished, packed form...

How do you handle defective products? READSUN verifies issues within 48 hours and provides replacement or compensation solutions. What happens when an issue is reported Checking before goods leave the factory Verification within 48 hours: the batch record, inspection data and photos are checked to confirm whether the issue is a production defect or a specification misunderstanding. Root cause: ...

How do you control quality during production? READSUN implements dedicated QC checkpoints on each material production line. Production follows standard operating procedures, with first-article inspection on key processes and in-line sampling or full inspection. Defective products are reworked before proceeding. Final products undergo required testing to ensure full quality control. The checkpoint...

Can you align designs with our brand positioning? Yes. READSUN’s team proactively matches design direction with your brand DNA, target age group, regional market trends, and pricing structure. The four inputs we ask for Selecting from a filtered shortlist Brand DNA: the visual codes the brand already owns — minimal, expressive, classic, technical. Target age group: it decides frame size, weight...

How many new designs do you develop annually? READSUN develops over 1,500 new optical frame designs each year, including 500+ children’s models, combining fashion trends with structural engineering. What that volume means for a buyer Designs proven as physical prototypes Selection, not a single bet: a large design pool lets you choose shapes that already fit your market instead of approving the...

Can you help us build a complete eyewear collection? Yes. READSUN develops full collections including acetate premium lines, lightweight metal series, and injection cost-effective models, ensuring brand consistency across categories. What a complete collection includes The finished collection in a retail setting Acetate premium line: the statement frames that carry the brand image and the highe...

Can READSUN support ESG reporting for brands? Yes. READSUN provides sustainability data, material certifications, and environmental impact reports to support brand ESG reporting and initiatives. What can be supplied for an ESG file Data supplied for the reporting period Sustainability data: material type, recycled content and process information for the frames in your program. Material certific...

How do you ensure material and process sustainability? READSUN sources certified eco-friendly materials with full traceability, optimizes production processes, and monitors environmental impact to comply with international sustainability standards. Where the control points sit Traceable material storage Sourcing: certified eco-friendly sheet and recycled content with documentation that names th...

Can you provide sustainability documentation? Yes. READSUN offers material origin, production process, and compliance documentation, including GRS certification. What the document set contains Documents issued per material program Material origin: where the sheet, wire or granule comes from, and what it is made of. Process description: the production steps and the environmental controls applied...

Do you offer sustainable acetate options? Yes. READSUN provides bio-based, recyclable, and eco-friendly acetate materials to support brand sustainability goals. What the options actually are Environmental measures at the factory Bio-based acetate: sheet made with a share of plant-derived content instead of fully fossil-based raw material. Recycled acetate: production offcuts and rejected frame ...

Can you provide certification reports? Yes. READSUN can provide CE, ISO, and material safety test reports upon request to meet brand compliance requirements. Documents available on request Records kept per production batch CE documentation: for the relevant eyewear category and market. ISO-related records: quality management and process documentation. Material safety reports: nickel release, le...

Are your frames compliant with EU and US standards? Yes. READSUN frames meet CE and other international safety standards, including EN ISO 12312-1, ISO 13149:2010, nickel release tests, US Z80.3, and lead/cadmium chemical tests. Full test reports are available. What each standard covers Physical testing alongside chemical testing StandardWhat it checks EN ISO 12312-1Basic requirements for sungl...

Do you work with licensed global brands? Yes. READSUN has long-term partnerships with over 100 international brands, including licensed collaborations such as Hello Kitty, Disney, and Tom Tailor. What licensed work requires from a factory Design control for licensed products Approval discipline: color, logo placement and packaging artwork are signed off before production, and the approved sampl...

Is the sample fee refundable? Yes, sample fees are refundable upon confirmation of formal orders for long-term projects. How the sample fee works Machine time behind each prototype What it covers: material, machining time and finishing for a one-off prototype that is not part of mass production. When it is refunded: once a formal order is confirmed under a long-term cooperation program, the sam...

What factors affect the quotation? Pricing depends on materials, quantity, design complexity, production process, testing requirements, and packaging, with transparent quotes provided. What moves the price most Specification review before quoting Material: sheet acetate in a special lamination, titanium, or a standard injection plastic sit in very different cost bands. Quantity: unit price fall...

How do you ensure supply chain stability? Key products are produced in-house to minimize outsourcing; all suppliers are fully audited before cooperation and re-evaluated every six months; material quality is continuously monitored with inventory buffers maintained. The three layers behind that answer Orders prepared for on-time dispatch In-house production: the critical processes — acetate mill...

How many international brands do you work with? READSUN has long-term partnerships with over 100 international brands, including licensed collaborations such as Hello Kitty, Disney, and Tom Tailor. What a licensed program demands Design review for a brand program Color accuracy: brand colors are matched to an approved standard, not to a screen. Consistent tooling: the same mold is used across r...

What markets do you mainly serve? READSUN mainly serves EU, US, and Southeast Asia markets with established eyewear brands. How each market shapes the spec Collection planning per market EU: nickel release limits, REACH compliance and CE documentation are checked before shipment. US: FDA-related documentation for lenses and eyewear, plus the fit and sizing preferences of the local retail channe...

Do you support OEM, ODM, and private label services? Yes. READSUN provides OEM production, ODM design development, and full private label customization, including packaging and branding. What each service means Private label frames in a retail setting OEM: you provide the drawing or a reference frame; READSUN produces to that specification. ODM: you provide a brief and target market; the design...

What materials do you specialize in? READSUN specializes in sheet acetate, metal, and injection optical frames, with particular strength in high-quality acetate processing. Materials available Metal options compared MaterialBest suited to Sheet acetatePremium frames with deep color, lamination and pattern effects Titanium and beta titaniumLightweight, flexible, corrosion-resistant frames Stainl...

Is READSUN a direct factory or a trading company? READSUN is a direct manufacturer with in-house acetate processing, metal fabrication, injection molding, and assembly facilities. What is actually done in-house Materials stored on site Acetate processing: cutting, CNC milling, tumbling and polishing of sheet acetate frames. Metal fabrication: wire forming, welding and finishing of metal compone...

What type of eyewear manufacturer is READSUN? READSUN is a full-category OEM & ODM optical frame manufacturer based in China, specializing in sheet acetate, metal, and injection frames for global brands. What "full-category" covers Injection line inside the factory Sheet acetate frames: milled and polished in-house, including laminated and patterned colorways. Metal frames: stainless steel, tit...

How READSUN Protects Your Brand Intellectual Property READSUN signs NDA agreements and supports exclusive mold protection for long-term cooperation projects. For brand owners and importers, this covers the three assets that matter most in an eyewear program: your designs, your tooling, and your brand identity. Protection starts before sampling, not after production begins. NDA Before SamplingEv...

How do you support ESG and sustainability requirements for global brands? READSUN offers bio-based acetate options, recyclable materials, and certified production processes aligned with international sustainability standards. What can be specified for a program Environmental measures at factory level Bio-based acetate: sheet with a share of plant-derived content, for brands replacing fossil-bas...

Do you have experience with licensed or global brand collaborations? Yes. READSUN has long-term partnerships with over 100 international brands, including licensed collaborations such as Hello Kitty, Disney, and Tom Tailor. What licensed collaboration requires Confidentiality before program details Approval workflow: color, logo and packaging artwork are signed off at defined stages, with the a...

Can you help optimize cost for long-term partners? Yes. READSUN provides cost-reduction programs and suggests material or process improvements. Where cost is usually found Process and setup planning Material consolidation: using one sheet color across several styles lowers the material order and reduces leftovers. Process simplification: removing an unnecessary plating step or simplifying a rim...

Do you offer long-term strategic planning for partners? Yes. READSUN can plan annual production, pricing, and material optimization for long-term cooperation. What gets planned together Style plan and material consolidation Annual production: which styles run in which season, and how the volume is spread across the year. Pricing: a price framework for the year instead of a new negotiation each ...

Do you provide exclusive mold development? Yes. READSUN provides exclusive molds with protected intellectual property agreements for long-term brand programs. What "exclusive" means in the contract IP protection agreed before tooling Dedicated tooling: the mold is used only for your program and is not run for another brand without written consent. Ownership terms: who owns the mold, and what ha...

How do you ensure repeat-order consistency? READSUN digitally archives mold data, material sourcing records, polishing standards, and QC benchmarks to maintain identical specifications across repeat orders. What is archived per style Archived mold and tooling data Mold and tooling data: the exact cavity, hinge position and dimensional spec used for the first order. Material record: the sheet gr...

Can you reserve production capacity for large programs? Yes. Dedicated capacity can be arranged by READSUN for strategic brand partnerships to ensure consistent supply. How reserved capacity works Materials pre-positioned for the program Slot blocking: specific weeks on a production line are held for the program, so a peak season does not push your order behind one-off jobs. Material pre-positi...

How do you manage multi-season product launches? READSUN supports structured seasonal development with design planning, sampling schedules, and production milestones to align with brand launch calendars. The working rhythm of a season Staggered sampling and production slots Design planning: shapes, colors and material direction agreed against the season brief. Sampling window: prototypes produc...

Can you support long-term annual eyewear programs? Yes. READSUN aligns production planning, design scheduling, and capacity allocation with brand annual programs to ensure stable multi-season supply. What an annual program changes A full-year range in one program Design calendar: sample rounds are scheduled backwards from each launch date, not requested month by month. Capacity allocation: prod...

What makes your acetate glasses different from those of other manufacturers? READSUN stands out with high-quality raw materials, precise CNC shaping, consistent color stability, premium polishing, and the ability to deliver both trend-driven and durable designs trusted by global brands. The difference sits in five steps Staged polishing for a premium finish Raw material grade: sheet quality dec...

Can you combine different materials in one collection? Yes. READSUN can integrate acetate, metal, and injection frames in one brand collection. Common combinations Flexible injection frames in the same range Acetate front with metal temples: the weight and color of acetate with a thinner, lighter side profile. Injection front with metal temples: a cost-controlled frame that still reads as metal...

Are your injection frames suitable for cost-effective lines? Yes. Injection frames are ideal for large-volume and price-sensitive collections. Why injection suits a value line Material granules before molding Lower unit cost at volume: once the mold is made, each frame is produced in a short cycle, so cost per unit falls as quantity rises. Consistent color: color is added through masterbatch, w...

What are the advantages of your metal frames? READSUN’s metal frames focus on lightweight structure, durability, and refined finishing. How each advantage is achieved Spring hinge detail on a metal frame Lightweight structure: thin wire fronts and hollow temples reduce weight, which matters most for rimless and semi-rimless styles worn all day. Durability: soldered or welded joints, spring hing...