The Zonsen Power Components Division in Chongqing was established in 1995 and is located in the Zonsen Industrial Park in the Banan District of Chongqing. It is a production enterprise specializing in aluminum alloy casting and processing. The company is divided into two main sectors: casting and machining. The casting workshop covers an area of approximately 27,000 square meters and has more than 40 die-casting machines ranging from 280 tons to 3000 tons, including well-known domestic and international die-casting equipment such as Buhler, Toshiba, Yizhim, and Lijin, with an annual output of nearly 20,000 tons of castings. The machining workshop covers an area of 30,000 square meters and has over 600 machining devices, including more than 400 machining centers. Currently, there are over 20 flexible machining center lines, dedicated machine production lines, and fully automated robotic production lines, including 5 fully automated flexible manufacturing units (located in Chengdu and Chongqing), and a branch factory has been established in Chengdu, Sichuan.

Chongqing Mexin Yishen Machinery Co., Ltd.was established in 1994 and officially founded on June 29, 2012. On November 8, 2023, it successfully completed its IPO listing on the Beijing Stock Exchange, with stock code: 873833, and registered capital of 82.36 million RMB. The company currently has over 1,200 employees and is an innovative enterprise specializing in the research and development, production, and sales of internal combustion engine crankshafts, refrigeration and air compressor crankshafts, and related products. It is one of the internationally recognized precision crankshaft manufacturing bases in the industry. The company headquarters is located in the Fuling High-tech Zone of Chongqing, covering an area of 170,000 square meters (approximately 255 acres), and has two subsidiaries, one branch, and three manufacturing bases. In 2018, the company's overseas factory in Mexico officially commenced production. The company has established a comprehensive quality/environment/occupational health and safety/energy management system, and has passed the IATF 16949:2016 international quality system certification, ISO 14001:2015 environmental management system certification, ISO 45001:2018 occupational health and safety management system certification, ISO 50001:2018 energy management system certification, industrialization & information integration certification, and advanced AEO certification. In addition, it has received national honors such as "Specialized, Refined, and Innovative 'Little Giant' Enterprise", "National Green Factory", "Chongqing Technology Innovation Demonstration Enterprise", "Chongqing Enterprise Technology Center", "Chongqing Digital Workshop", "Outstanding Private Enterprise in Chongqing", and "Advanced Collective in Fuling District Science and Technology Innovation Work". The company implements the development strategy of "Science and Technology Innovation +" and "Green +" to achieve the goal of "Digital Empowerment, Quality Improvement, and Efficiency Enhancement", always prioritizing digital transformation as part of its strategic planning, and continuously exploring and innovating during the transformation process. It has successively established management systems such as OA, PLM, APS, ERP, SRM, and MES, achieving integrated operation among these systems. The company is unwavering in its commitment to technological innovation, continuously strengthening the construction of its R&D team and increasing R&D investment. The enterprise technology center has been recognized as a Chongqing Enterprise Technology Center, with over 80 technical experts in crankshaft technology. It has formed 78 independent patents, including 3 invention patents and 75 utility model patents. The company's products are directly exported to countries such as the United States, Europe, Japan, and Thailand, with exports accounting for over 50% of its total sales. It has become an important strategic partner for globally renowned companies, including Copeland in the United States, Belimo in the United States, Honda in the United States, and domestic companies such as Zonsen Power, Kohler Engines, Rato, Loncin, and CFMOTO. The company is committed to becoming a "Precision Machinery Manufacturing Expert" and focuses on the manufacturing and technological research and development of precision machinery, aiming to become a respected supplier globally.