Shanghai Zhongzhu Industrial Co., Ltd. was established in Shanghai

Rail type chain saw successfully developed

Rail type chain saw starts selling

Successful development of horizontal-rail Chain Saw with Crawler 

The product has obtained CE certification

The development of the Tunnel mining chain saw has been successful

Backhoe chain saw successfully developed

Integrated-rail chain saw has been successfully developed

The development of the Disel powered vertical-rail chain saw with crawler has been successfully completed

The upgraded version of the Tunnel mining chain saw has been successfully developed and sold to over 20 countries.