Linyi Kaiyuan Bearing Co., Ltd. is an executive director unit of the China Bearing Industry Association, a designated manufacturer for collaborative supporting in the Chinese automobile industry, and a key enterprise in the automobile industry of Shandong Province. It has established an academician workstation and owns a provincial-level technical center, an industrial design center, and the Shandong Province Maintenance-free Hub Bearing Unit Engineering Laboratory. It also has the right of self-managed import and export.

The company covers an area of 258, 000 square meters, with a building area of 199, 000 square meters, among which the production area is 156, 000 square meters and the total assets are 875 million yuan. The company is committed to "taking customers as the center, creating value for customers, creating wealth for society, and seeking happiness for employees". It has effectively operated the quality management system and passed the ISO9002, QS9000, and ISO/TS16949 international quality system certifications in 1998, 2001, and 2005 respectively. It promotes lean production and 6S management to provide high-quality products and services for domestic and foreign users.

The company's leading product is the tapered roller bearing. It can also produce and sell cylindrical roller bearings, deep groove ball bearings, thrust bearings and non-standard series bearings according to the needs of customers. The products are mainly applied to various automobiles/cars, metallurgical machinery, machine tools, mining machinery, construction machinery and various agricultural machinery, etc. They are sold to more than twenty provinces, cities and autonomous regions across the country, and are supplied to more than 100 domestic host manufacturers such as "FAW", "DFAC", "SXQC", "Foton Motor", "King Long Bus", "Shifeng", etc. They are also exported to countries and regions such as Eastern Europe, the Middle East, South Africa, Denmark, South Korea, India and Ukraine. The "Yimeng" trademark has been recognized as a "Famous Trademark of Shandong Province", the "Yimeng" brand tapered roller bearing has been awarded "Shandong Famous Brand Product" and "National Quality Stable and Qualified Product", and products such as 32008 and 32008KS/P6X have been recognized as "Fine Bearings" one after another.

In order to adapt to the rapid development pace of the modern automobile industry, Shandong Zhuyan Precision Bearing Co., Ltd. Was established in July 2013. According to the requirements of different customers, various specifications and types of products such as automobile hub bearing units, plug-in hub bearing units, automobile hub combination units and automobile main cone units have been developed. High-precision CNC centerless grinding machines for rolling elements and five-axis CNC guide wheel grinding machines have been successfully developed and manufactured, realizing the grinding processing of profile rollers.