On September 23, 2024, the China Machine Tool Industry Association hosted a product appraisal meeting for the “Five-axis CNC horizontal side broaching machine for mortise and tenon processing of aircraft engines, etc.” developed by Zhejiang Changer Intelligent Equipment Co., Ltd. in Jinyun County, Zhejiang Province.

   This conference invites Guo Dongming, academician of the Chinese Academy of Engineering and former president of Dalian University of Technology, Liu Bingye, former director of Beijing Machine Tool Research Institute Co., Ltd., Professor Tong Shuiguang of Zhejiang University, Professor Liu Zenghua of Beijing University of Technology, and Chen Hu, general manager of Code CNC Co., Ltd., Shanghai Wang Yu, deputy general manager of the Machine Tool Factory Co., Ltd., Li Xilong, chief process engineer of China Shipbuilding Industry Corporation Longjiang Guanghan Gas Turbine Co., Ltd., Liu Jian, senior chief engineer of China Aviation Development Shenyang Liming Engine Co., Ltd., and other 17 experts formed the appraisal committee, headed by Academician Guo Dongming. The chairman committee member evaluated the innovation, technological advancement and industrialization capabilities of Changer’s “five-axis CNC horizontal side broaching machine for tongue and groove machining of aircraft engines and other applications”. Lin Lugao, chairman of Zhejiang Changer Company, Hu Chunmei, executive deputy general manager, Liu Zhonghua, chief engineer, as well as user representatives such as Xihang Wright Company and Wuxi Hangya Company also attended the meeting and participated in the discussion. The appraisal meeting was chaired by Mu Donghui, deputy secretary-general of the association and director of the Industry Development Department. He first introduced the original intention and working principles of the association’s product identification work to the experts and participants, saying that the association has always supported member companies in independent innovation and market development. The association’s product identification work focuses on original innovation and the transformation of scientific and technological achievements, through product identification and other activities Discover excellent products of industry enterprises, build excellent brands in the industry, and promote high-quality development of the industry.