Aiming for Single Champion Status: CJB Bearing Leads the Industry Through Innovation and Smart Manufacturing
As the largest bearing manufacturer in Southwest China, Chongqing Changjiang Bearing Co., Ltd. (hereinafter referred to as “Changjiang Bearing”), a subsidiary of Chongqing Machinery & Electronics Holding (Group) Co., Ltd., is firmly advancing along its path of innovation-driven development. Centering its efforts on the three core pillars of “technological innovation, product innovation, and market expansion,” the company is continuously strengthening its core competitiveness and striving toward its goal of becoming a national “Single Champion” manufacturing enterprise.

Innovation-Driven: Core Technologies Lead Domestically
Changjiang Bearing has always adhered to a technology-based corporate philosophy. To date, it has established seven innovation platforms, including a Postdoctoral Research Center and a Municipal Enterprise Technology Center, and holds 112 valid patents. The company has achieved significant breakthroughs in the field of high-speed bearings for new energy vehicles (NEVs), with core technical indicators leading domestically.
As a recognized National High-Tech Enterprise, Changjiang Bearing places great emphasis on R&D investment and the commercialization of results. Its “CJB” brand has been recognized by the former State Administration for Industry and Commerce as a “Well-Known Trademark of China.” The company has received nine nominations as a “Top 50 Industrial Enterprise of Chongqing,” along with multiple honors such as the “Enterprise Innovation Award” of Chongqing and the “Leading Enterprise in Manufacturing Leapfrog Development” of Nan’an District. A company representative indicated that Changjiang Bearing is committed to unwaveringly pursuing innovation-driven development, driving product iteration through technological breakthroughs and continuously consolidating its position as a technological leader in the sector.
Smart Manufacturing Upgrade: Digital Factory Boosts Efficiency
At its Donggang Intelligent Digital Plant, Changjiang Bearing showcases its tangible strength in smart manufacturing. Located in the Donggang Automotive Electronics Industrial Park within the Chongqing Economic and Technological Development Zone, this facility represents an investment of RMB 221 million and covers an area of approximately 15,000 square meters. Since the first product rolled off the line in December 2024, it has produced 2.26 million hub bearing units, with an output value of RMB 180 million. Through a “robot handling + intelligent scheduling” system, logistics efficiency has increased by more than 30%. The MES, ERP, and PLM systems operate in highly efficient synergy, achieving 100% equipment networking. The flexible production line has reduced order lead time by 30%, while energy consumption per unit of output value has decreased by over 20%, establishing the plant as a benchmark facility in the industry.
Currently, Changjiang Bearing has established four digital workshops, with an annual bearing production capacity of 100 million units (pieces). In 2025, the company achieved new orders of RMB 2.023 billion, an increase of 17.13% year-on-year, and operating revenue of RMB 1.807 billion, an increase of 17.57% year-on-year — both metrics reaching historic highs. During the first four months of 2026, new orders reached RMB 746 million, a year-on-year increase of 5.4%, and operating revenue reached RMB 673 million, a year-on-year increase of 5.1%. Economic value added stood at RMB 23.28 million, a year-on-year increase of 12.5%, once again setting a new record for the company’s best performance.

Market Breakthroughs: A “Top Performer” in the Global Supply Chain
Relying on its exceptional product quality and stable delivery capability, Changjiang Bearing has successfully entered the supply chains of major domestic and international automotive OEMs. The company’s products are widely used in automotive, motorcycle, and other applications, serving as a supplier to leading domestic automotive OEMs such as SAIC, Chang’an, Geely, Chery, BAIC, BYD, and Great Wall, as well as internationally renowned enterprises including General Motors (US), BorgWarner (US), Magna International (Canada), Volkswagen (Germany), Aisin Seiki (Japan), and Dymos (South Korea). Its domestic market share for automotive transmission bearings and hub bearings is 11%, with an 11.4% share among China’s top 10 passenger vehicle OEMs, ranking within the top three in its specialized segment.
Notably, Changjiang Bearing is the only company globally to have received the BorgWarner “Global Outstanding Supplier Award” three consecutive times. Additionally, the company has earned multiple recognitions from international clients, including Magna’s “Quality Excellence Award” and Citic Pacific’s “Gold Customer Award.” The company stated that it will continue to expand into both domestic and international markets, enhance its global competitiveness through superior products and services, strive to become a national “Single Champion” manufacturing enterprise at an early date, and contribute to the effort of building Chongqing Machinery & Electronics Holding (Group) Co., Ltd. into a world-class Chinese equipment group as well as supporting Chongqing’s development into a nationally significant advanced manufacturing hub.
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