Zhongtian Micro (C-SKY), Hangzhou Zhongtian Microsystems Co., Ltd. ("Zhongtian Micro") is an integrated circuit design company engaged in the R&D and industrialization of 32-bit high-performance low-power embedded CPUs. A CPU supplier that develops embedded CPUs with independent instruction architecture and realizes mass production. The company was founded in 2001 and is headquartered in Hangzhou, with branches in Shanghai Pudong New Area. The first two words of "China Core, Tian Xing" are the origin of Zhongtian's name and the mission and goal of Zhongtian Microsystems. On April 20, 2018, Zhongtian Microsystems Co., Ltd. was announced by Alibaba Group to acquire wholly-owned assets