On March 24, 2021, the expert review meeting of the group standard of "Technical Conditions for Engine Expansion Connecting Rod Blanks Part 1: Passenger Car Engine Expansion Connecting Rod" organized by China Forging Association was successfully held in Changchun City, Jilin Province. The standard was formulated by Baicheng Zhongyi Precision Forging Co., Ltd., one of the leading domestic connecting rod forging enterprises. The meeting was first delivered by Mr. Han Mulin, the vice chairman of China Forging Association. Chairman Han introduced the overall situation of the current China Forging Association group standard work and the formulation of this standard to the participating experts and business leaders. So far, the China Forging Association has formally established 28 standards for the development of groups and released 11 standards. The standards for the establishment of the project cover various aspects such as products, processes, materials, equipment, green manufacturing, information construction, personnel training, and industry management. Fill in the blank of national and industry standards, increase the effective supply of standards, and meet the needs of the market and technological innovation. Baicheng Zhongyi Precision Forging Co., Ltd. has actively supported and participated in various work of the association's group standards since the association started the group standard work, and played an active leading and exemplary role in the association's group standard work. Led the project to formulate the group standard of "Technical Conditions for Engine Broken Connecting Rod Blanks Part 1: Passenger Car Engine Broken Connecting Rod". The formulation of this group standard has received active support and participation from domestic peer companies and related experts, especially the Connecting Rod Committee of the Forging Association, which played an active role in organizing and promoting the formulation of the standard. With the joint efforts of Baicheng Zhongyi Precision Forging Co., Ltd. and all participating units, the standard project establishment, drafting, discussion, solicitation of opinions, and standard revision and improvement were completed according to the procedures and plans, and officially entered the expert review stage. In his speech, Mr. Qiu Guodong, general manager of Baicheng Zhongyi Precision Forging Co., Ltd., emphasized that this standard is higher than the industry standard in terms of main technical indicators and performance requirements. Testing methods and requirements. The common materials, forging technical conditions and testing standards of the connecting rod blanks are unified and standardized, which has strong guiding significance for the actual production of connecting rod forging enterprises. During the drafting of the group bid, experts from all participating units and colleges actively participated, clarified many doubts in the industry, and reached a number of consensuses; during the drafting of the group bid, everyone actively expressed their opinions and fully exchanged opinions, which not only gained knowledge Also gained friendship. The review experts who attended the meeting included: Mr. Li Mingzhe, professor and director of the Roll Forging Research Institute of Jilin University; Ms. Xue Jier, an expert of China Foundry Association; Director of the Chassis Technology and Materials Office of the Materials and Lightweight Research Institute of FAW Group Research and Development Institute, China Forging Association Mr. Zhang Yihe, head of the connecting rod committee; Mr. Li Peng, technical director of the engine department of FAW Technology Center; Mr. Jiang Xifeng, expert in the technical quality assurance room of FAW Forging Co., Ltd. Expert Li Mingzhe served as the leader of the standard review team.