Shenzhen Vivistar Industrial Co., Ltd. was established in 2004, we are a professional ODM/OEM smart watch and tws earphones manufacturer, workshop contains 5,000 square meters and has about 100 workers , focusing on the R&D, production and sales of smart watches and has obtained many domestic and foreign patents. To meet the needs of different customers better, we have been constantly developing and designing new models of products. We have a wide range of watches, including ECG watch, sports watch, ladies watch, bluetooth call and bluetooth music watch, GPS watch, business watch, elderly smart watch and TWS earphones etc. We have a strict quality inspection process. Our workshop has smoke tester, constant temperature and humidity box, click-and-mark tester, steel ball impact tester and waterproof tester, provide products with thermal shock test, soaking test, salt spray test, slight drop test, drop test, simulated transportation vibration test, motor aging test, speaker life test, LCD life test and button life test, etc., to ensure the products quality. Our products have been exported to Southeast Asia, Europe, North America, South America and Africa, gained the full recognition by the mass customers all over the world. Customer satisfaction is our pursuit, we will never stop and sincerely provide the best service to every customer.