Group 1 - The core business of Huixiangfu (Tianjin) Technology Co., Ltd. includes used car trading services, automobile sales, and car rental services, established as a joint venture by the company and its upstream and downstream industry partners [1] - The brand "Kafu Fu" represents the company's after-market services aimed at social vehicles and is not a legal entity [1] - There is no direct relationship between Kafu Fu and Huixiangfu [1]