Transtek Medical, commonly known as Lifesense, fully referred to as Guangdong Transtek Medical Electronics Co., Ltd., is a Chinese wearable device maker that also focuses on the field of mobile health. The company was founded by Weichao Pan in 2002, with its main products being home medical and health electronics, such as scales, smart bracelets and blood pressure monitors. According to IDC, the company shipped one million units of wearables in the second quarter of 2016, ranking fifth in the global wearable devices market, coming in behind Fitbit, Apple and Garmin. Transtek's IPO application was approved by the CSRC in October 2016. On November 16, it landed on the Shenzhen Stock Exchange with the ticker symbol "300562.SZ". Wikipedia