XCMG is the 3rd largest construction machinery company in the world. It is ranked 65th in the list of China's Top 500 Companies, 44th in the list of China's Top 100 Manufacturing Enterprises, and 2nd in the list of China's Top 100 Machinery Manufacturers. XCMG is dedicated to its core value of “Taking Great Responsibilities, Acting With Great Morals, and Making Great Achievements” and its corporate spirit of being “Rigorous, Practical, Progressive, and Creative” in order to keep moving towards its ultimate goal of becoming a leading world-class enterprise capable of creating real value. 

It is a bearing enterprise integrating industry and trade. The Shandong Deruna Bearing company’s leading products are more than 1000 kinds of bearing products, product categories are: deep groove ball bearings, self-aligning ball bearings, cylindrical roller bearings, self-aligning roller bearings, angular contact bearings, tapered roller bearings, thrust ball bearings, thrust roller bearings, spherical bearings, automobile bearings, etc. The application fields include: railway freight cars, passenger cars and rail transit bearings, automobile bearings, wind power bearings, ship bearings, machine tool bearings, mechanical bearings, metallurgical rolling mill bearings, motor bearings, etc. Product design and development of high-end bearing products, because of the product’s low energy consumption, long life and high quality has won the favor of users at home and abroad.

Dongke,established in 2013,is a national high-tech enterprise,Specializing in the research and development,producing and sales of new materials,new energy,medicine and health. Dongke group have Beijing Dongke United Technologies Co.,Ltd,Fushun Dongke Fine Chemical Co.,Ltd,Liaoning Dongke New material Co.,Ltd.Zhejiang Dongke New Material Co.,Ltd. With high quality products and good reputation,Beijing Dongke has gained the recognition of domestic and international customers,and has established close cooperation with many domestic and international listed enterprises. In 2017,We established a research and development center focusing on biopharmaceutical research and development in Tianjin.In the same year,”Dongke Academician Workstation” wax established in Fushun with Chen Fener,Academician of Chinese academy of engineering,Which laid a strong scientific and technological foundation for product innovation and development of the enterprise.