In October 2021, the "Lightweight Hub Bearing Unit for Truck Wheel End" technology completed by Hailin was awarded the 2020 "China Good Technology" by the China Association of Productivity Promotion Centers.

  The lightweight wheel hub bearing unit for truck wheel end draws on foreign advanced technology experience, on the basis of fully absorbing foreign axle technology, realizes localization through innovation, its research and development was finished in 2019 and then put into mass production. The product consists of an integral outer ring, two components, oil seals, lock rings and other parts. The representative models include 516008, 517011, 517008,511042, 47KWD02A, T508454, B101036A and JRM4249. This type of product has the characteristics of high rotation accuracy, high reliability, long life, convenient maintenance and repair, etc. It is suitable for medium and heavy tractors, highway trucks, passenger cars. This type of tapered roller bearing is an advanced product in China, its production fill the gap in the wheel hub bearing unit of trucks in the province.

  Hailin is a backbone enterprise in China's bearing industry, China's "Top 500 Machinery", "Top 100 Industries" in Gansu province and Top 10 in Tianshui city, it was awarded as excellent enterprise with many titles. Hailin has provincial technology, design and test centers, besides, it has 5 professional committee members in the bearing industry, 1 visiting professor at Lanzhou University of Technology, 2 leading talents in science and technology in Tianshui City.

  Hailin has long been committed to the research, development, production and sales of high-precision, long-life, low-noise, unitized, and intelligent bearings, and has established complete design and processing technology systems for tapered roller bearings, cylindrical roller bearings, and deep groove ball bearings. After long-term efforts, Hailin has developed into the largest supplier of tapered roller bearings in China. It is the manufacturer with the largest variety and most complete series of inch tapered roller bearings in China. The leading product tapered roller bearings is a famous brand product in Gansu Province. "HL" brand trademark is a well-known in Gansu Province, and has been identified as "China's Well-known Trademark" and "Longhuo Boutique" key cultivation product. Hailin's products are widely used in heavy-duty vehicles, gearboxes, automobile, axles, construction machinery, agricultural machinery and various transmission systems. It’s typical customer groups contains China National Heavy Duty Truck Group, Shaanxi Heavy Duty Truck Group, Shanghai Hongyan Iveco, Shaanxi Hande Axle Company,etc. At the same time, Hailin's products are also sold to more than 40countries and regions such as the United States, Russia, the Middle East, Europe, and Africa.