Quality and documents
What we check, and what we can show you
We list only documents we actually hold. If your market needs more, tell us and we arrange it.
Checks in production
Materials are checked when they arrive at the factory, and finished products are inspected before they are packed. You approve a sample before mass production starts.
Supplier assessment
Supplier assessment by Intertek for Alibaba.com Verified Supplier, report 493646221_T, valid from 18 July 2026 to 17 July 2027.
Certificates
Trademark registrations and design patents
Denior is registered in 6 jurisdictions, and 9 of our designs are protected by China design patents. Open any certificate to read it; we send copies with your quote.
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Documents
Test reports, patents and trademarks
RoHS test report · PU magnetic card wallet
SGS report CANEC25013486201 on a sample of our PU magnetic card wallet. It covers the tested sample only. RoHS rules are written for electrical products, so this is a voluntary material test, not a certificate for the product.
China design patents
Held by Shenzhen Denior Technology Co., Ltd. and protected in China.
| Patent number | Product | Models |
|---|---|---|
| ZL 2023 3 0842066.5 | Card holder | V08, V23 |
| ZL 2024 3 0501113.4 | Card holder | V11 |
| ZL 2024 3 0498274.2 | Card holder | V12, V14 |
| ZL 2024 3 0497107.6 | Card holder | V13, V18 |
| ZL 2023 3 0420545.8 | Phone case with card slot and stand | D06 |
| ZL 2019 3 0339324.1 | Phone case with elastic card slot | D07 |
| ZL 2018 3 0581592.X | Phone case with card slot and stand | D08 |
| ZL 2018 3 0581581.1 | Phone case with two card slots | D09 |
| ZL 2018 3 0331830.1 | Phone wallet case with button closure | B01 |
Trademark
Denior is a registered trademark in China, Hong Kong, Japan, Russia, the United States and Germany. Registration certificates are available on request.
Need tests for your market
Tell us which tests your buyers require, for example REACH tests on leather for the EU, and we arrange third-party testing with an accredited lab. When you order more than 3,000 pieces of a style, we cover the test cost for that style.
Start a project
Tell us what you want to launch
Send the models and quantities you have in mind. Jacky, our second-generation owner, replies personally with a quote and sample timing.
jacky@denior.com · +86 177 2473 7993














