Private enterprises. According to official website, Sun Yat-sen University Group. Guangzhou Sun Yat-sen University Industry Group Co., Ltd. is a wholly state-owned limited liability company established by Sun Yat-sen University according to law. Guangzhou Sun Yat-sen University Industry Group Co., Ltd. was established on April 30, 2005, with more than 60 wholly-owned and shareholding enterprises, and officially started operation on June 1 1 2006. The company is a wholly-owned enterprise, not a state-owned enterprise.