National Hotline:
Changzhou qianhang gearbox manufacturing co.,LTD. Was established in 1998, is a specialized enterprise which integrates the r&d, production and sales of gearbox and transmission parts. The company has a group of high-quality professional technical personnel, adopting advanced testing equipment and means, established the iso9001:2000 quality management system. At present, our company production of "air before" brand gear box, has for many years by ...