Chongqing Maotian Machinery Co., Ltd is specialized in the production of gear transmission mechanism, worm and worm wheel and. Company devotes to the high efficiency, low noise, mechanical transmission system, in less than four pinion gear combinations, broken down more than 4 bull worm design and manufacturing has accumulated rich experience. Products are widely used in electric, motorized wheelchair, elevator, electric doors and Windows, furniture, electric equipment, medical cleaning machine, automobile, motorcycle, industrial automation system etc, users praise.