Main users: Weichai Holding Group, Carter Mountain Company, China FAW Group, China National Heavy Duty Truck Group, Wuxi Diesel Engine Factory, Xugong Group, Jianghuai Automobile Group, Shanghai Longgong Group, etc.

Weichai Power: 50% | Caterpillar: 20% | Xuzhou Project: 10% | China Longgong: 10% | Shandong Lingong: 10%