Sichuan Hongjun Science and Technology Co.,ltd. start its business from 2010. We work mainly for heavy construction machinery and heavy truck duty truck! With its goal of "One-stop service" for all your spare parts request! Keep you machine working! Hongjun established relationship with hundreds of excellent factories to ensure one-stop service for our customers!Hongjun works mainly for heavy construction machinery and heavy duty truck! With its rich experience in this field. Hongjun can supply ...