Tsky Co., Ltd. designs, develops, manufactures, and sells GPS watches, bands, and wearable devices for golf, running, cycling, swimming, and track recording. It also produces antennas, including Wi-Fi, 3G, 4G, and Tx/Rx station antennas, as well as wire and RF connectors. The company was founded in 2006 and is headquartered in Zhubei City, Taiwan.