Shenzhen Yushengchang Technology Co., Ltd., the Department of Shenzhen City Administration for Industry and Commerce approved the establishment of a limited liability company, with independent corporate qualifications. Companies registered capital of 5 million yuan, was founded in March, 2013, is located in 6th Floor, Jinhai Building, Songgang Town, Shenzhen, China. Which is a company specializing in Smart Watch Phone, Smart watch, Mini Bluetooth Speaker, GPS kids Tracker, Anti lost Alarm Device, Car Jump Starter...etc.