The production schedule for 3D sample designer sunglasses is not given as a fixed number of days in the available company or product information. Yiwu Green Shine Arts & Crafts Co., Ltd. provides 3D modeling, rapid prototyping, structural refinement, sample trial production, and mold customization, but the timing for an individual 3D sample must be confirmed according to the project requirements.
There is no published standard lead time for producing a 3D sample. The schedule can change according to the complexity of the frame, the need for structural adjustments, mold development, selected materials, color matching, and the level of brand customization requested by the buyer.
Development generally starts with a concept or sketch. The design is then converted into a 3D model so that the frame shape, proportions, fit, and functional details can be reviewed. Structural optimization helps improve comfort, appearance, and usability before a physical sample is made.
After the design is refined, rapid prototyping equipment can be used to create a trial sample. This stage allows the buyer and development team to assess the frame construction and make revisions before moving toward larger-scale production.
If the project requires an exclusive mold, upgraded materials, special colors, or personalized branding, these additional tasks may affect the schedule. The final lead time should therefore be confirmed after the technical scope and sample specifications have been reviewed.
Yiwu Green Shine Arts states that its R&D work is supported by experienced designers, optical engineers, 3D modeling design systems, and rapid prototyping equipment. The company also reports testing for lens UV protection, impact resistance, frame comfort, and wearing durability.

The featured item is described as 2026 custom logo vintage leopard print rivet driving sunglasses with UV400 polarized round lenses for men and women. However, the available product information does not list a separate 3D sample timetable, minimum order quantity, delivery period, or quality inspection specification.
| Development Element | Information Available |
|---|---|
| 3D modeling | Supported through advanced 3D modeling design systems |
| Rapid prototyping | Supported through dedicated rapid prototyping equipment |
| 3D sample lead time | No standard duration is stated in the available data |
| Mold development | Available as part of the OEM and ODM service offering |
| Design customization | Includes material upgrading, color matching, and personalized brand design |
No. The available company and product details do not state a standard number of days. The expected completion date must be confirmed for the individual design.
The described process can involve concept sketching, 3D modeling, structural optimization, sample trial production, testing, and mold customization when necessary.
Yes. Yiwu Green Shine Arts supports OEM and ODM cooperation, including exclusive mold development, material upgrades, color matching, and customized brand design.
The lead time for 3D sample designer sunglasses cannot be calculated from the supplied information because no fixed production period is published. Buyers should provide the design brief and confirm the frame structure, mold requirements, materials, colors, branding, and sample quantity before production begins. Yiwu Green Shine Arts was established in 2016, reports an annual sunglasses capacity of more than 3 million pairs, and supports OEM and ODM projects. For technical details or project support, contact leoxiao@cngreenshine.com.
Yiwu Green Shine Arts & Crafts Co., Ltd. was founded in 2016 in Yiwu, Zhejiang Province. The company specializes in fashion eyewear, including sunglasses, optical frames, acetate sunglasses, children's sunglasses, and reading glasses. It has 10 employees and operates from a 130-square-meter facility. Its products are mainly exported to the United States, Spain, Germany, Australia, Italy, France, and Ireland.

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