Chongqing Sanyou Group was launched in 1996, the existing Bishan and Tongliang two production bases, headquartered in Chongqing Tongliang (Chongqing Qinglan Industrial Co., Ltd.). It has the ability of casting (cast iron & cast aluminum), machining, coating, FNC (carbonitriding), assembly, metal forming, laser welding and other processes and corresponding development and verification. At present, the main products include: corner module assembly, brake disc, steering knuckle, control arm, all kinds of brackets, sprocket, gear hub, flywheel disc, differential assembly and other nearly 30 kinds of products. It provides supporting services for many well-known automobile brands at home and abroad. It is a high-end manufacturing enterprise integrating product R & D, production and sales, focusing on the production of automobile parts such as brake system, transmission system and steering system module of middle and high-end automobiles. It is also the largest manufacturer of brake disc and front wheel hub of automobile (sedan) in Southwest China.

The company has actively accelerated the transformation and upgrading, provided supporting facilities for mid-to-high-end brands, and grown into a leading enterprise in the homogeneous automobile parts industrial base in Tongliang District and a key automobile parts manufacturer in Chongqing. In addition, it has been successively awarded as Chongqing Specialized and Special New Enterprise, Chongqing High-tech Enterprise and 100 Growth Industrial Enterprises in Chongqing. In 2022, Tongliang & Bishan Factory won the title of "Chongqing Green Factory", and in 2023, Tongliang Factory won the title of "National Green Factory".