Cai Xiongfei

Born in October 1980; master's degree from Shanghai Jiao Tong University. Worked as an associate researcher at Microsoft Research Asia and as director and general manager of Suzhou Guixing Semiconductor Technology, then served as TZTEK's deputy general manager from December 2009 to October 2021 and as a director since February 2015. Appointed general manager on 1 January 2026 and elected chairman on 30 October 2026 by the fourth board's 37th meeting, also becoming the director handling company affairs, i.e. legal representative. Founder Xu Yihua stepped down as chairman the same day on a work reassignment but remains a director, core technical staff member and the actual controller, so control is unchanged.