Qingdao Liudian Bearing Technology Co., Ltd. Was established in August 2022 with a registered capital of 30 million RMB. It is a modern enterprise invested and constructed by Qingdao High end Bearing Research Institute with 100% shareholding, responsible for the production and sales of bearing materials and high-end bearing products, as well as providing technical services. The company adheres to the six key process points of "materials, design, manufacturing, heat treatment, testing, and service", and always adheres to the business philosophy of "leading technology, quality first, thoughtful service, honesty and trustworthiness".

The company's product brand is PBI, and the company adopts international standards. It can produce more than 10000 types of bearing products with inner diameters ranging from 30 millimeters to 2 meters and various precision levels. The products are mainly used in metallurgical machinery equipment, mining equipment, high-end machine tool manufacturing, and special fields.