Shenzhen Sinretoo Technology Co., Ltd

1. We are the company focus on Bluetooth products, have both private model and public models;

2. Our R&D Term with over 5 years of experience in developing new designs, a powerful tool center, and modern facilities, our R&D department can fulfill our customers' specialized OEM orders;

3. All raw materials and accessories must be checked or tested before entering production facilities;

4. During mass production, personnel will periodically check products to ensure randomized testing;

5. Our QC team completes a tour of inspection and parts are spot checked before they are able to move on to the next phase in production;

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