Anhui Ningguo Zhongding Co., Ltd. was established in 1980, which specializes in making rubber products. Zhongding is one of the first-class large national enterprises, and Anhui high science-technique enterprise. Zhongding has 2700 workers including 360 engineering technicians, owns over 1100 sets of equipment . Its total assets are RMB370 million by the end of 1999.

Main products: Rubber Dampers in Auto Applications, Rubber Parts on Auto, Oil Seals, Hydraulic & Pneumatic Sealing Parts, OA Rubber Roller, Rubber Parts for Electric Home Appliances, Jack and other Automobile tools.