Gasworld specially invited senior industry experts to give lectures and answer questions from WeChat friends. At the same time, it came from Dongfeng Yulong, BAIC, SAIC, Chery Automobile, Changan Peugeot Citroen, Dayun Automobile, Jinlong Bus, Sinotruk and other automakers; Yanfeng, Foshan A total of 266 people from component companies such as Gia, Halla Visteon, and Sidco, as well as fastener-related companies such as Penco, Excellence, and Hongji, engaged in heated discussions in the group. The following is a summary of the focus content of the class, shared with the industry: The development and design of fasteners is divided into eight parts and discussed with everyone, the second part mainly focuses on the application of fasteners in the automotive industry market, the third part It is about the cost analysis of fasteners.