Before commissioning a custom wing-shaped adhesive bra, make sure the supplier agrees in writing how its mold and related design materials will be protected. Product listings describe customization options, but they do not establish who owns the mold or prevent it from being used for another buyer. Confirm the terms before tooling or production begins.
Identify the exact tooling covered, including the butterfly-wing design, custom dimensions, samples, drawings, and production specifications. The agreement should say whether you own the mold, the supplier holds it on your behalf, or it is reserved exclusively for your products.
Specify that the supplier may not reuse, copy, adapt, display, or transfer the mold or associated materials for another customer without your written permission. Also define who may access the tooling, how access and maintenance are recorded, and whether the mold must be returned, stored, destroyed, or otherwise disposed of when the business relationship ends. Request written evidence when the agreed end-of-order action is complete.
The available product details describe a butterfly wing-shaped adhesive bra made from spandex or nylon, in skin or black, and in A to D sizes. Color, size, and packaging can be customized, and sample production is available. These options do not amount to a mold ownership or exclusivity guarantee, so document any custom dimensions or other design changes separately and obtain approval for the final specifications.
Xinrui reports incoming raw-material, in-process, and finished-goods inspections. These checks support product quality, but they do not control how tooling is stored or used. Mold protection needs its own written terms and records.

| Topic | What to document |
|---|---|
| Ownership | Name the mold owner and clarify whether the supplier holds the tooling only for your agreed orders. |
| Exclusive use | Ban unauthorized use, copying, modification, and transfer for other customers. |
| Confidential information | Protect drawings, samples, measurements, packaging details, and manufacturing instructions. |
| Access and maintenance | Restrict access to approved staff and keep relevant access, approval, and maintenance records. |
| End-of-order handling | Set out whether the mold will be returned, retained under agreed conditions, destroyed, or disposed of, and require completion evidence. |
No. The listing describes product customization and inspection stages, but does not specify mold ownership, exclusive use, or a non-reuse commitment. Ask for written confirmation from the supplier.
Get an agreement that identifies the mold and related design files, states ownership or exclusive-use rights, prohibits unauthorized reuse, and explains access, storage, and return or destruction procedures.
The listed options include color, size, and packaging. The product is described as spandex or nylon, in skin or black, with A to D sizes and a butterfly wing shape. Record any additional design or mold changes in the approved specifications.
Do not treat product customization, routine inspections, or supplier credentials as proof that your tooling is protected. Agree on ownership, permitted use, confidentiality, access controls, and end-of-order handling in writing before production starts. Xinrui lists a minimum order quantity of 10 pairs and reports an integrated manufacturing and trading model. For technical questions or support, contact judy@xinruibra.com.
Dongguan Xinrui Underwear Co., Ltd. supplies women’s invisible underwear and intimate apparel, with product development, OEM/ODM customization, mass production, and packaging services for overseas brands, wholesalers, e-commerce sellers, and distributors. The company describes a 10,000-square-meter factory and an R&D team of five engineers, with newly customized items developed in 20 to 50 days. Its listed credentials include ISO 9001 and BSCI.

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