KAISHAN Group was founded in 1956 and it is an enterprise group which developed from Kaishan Co., Ltd, which is a backbone enterprise fostered by Zhejiang provincial government and attains a good reputation in the province, the group has been honored as the company of good faith, the civilized enterprise at Provincial Level. "Kaishan" brand products and the trademark have been honored as "Zhejiang Famous Brand" and "Zhejiang Famous Trademark" for many years continuously. In Sep. 2005, Kaishan group has been honored as "Zhejiang Famous Enterprise " and now the group has become the biggest manufacturer of air compressor and rock drill machine in China in terms of the production scale and market share. In DEC. 2006, the Kaishan Brand Air Compressors have been granted as "Products Exempt from Inspection". Kaishan group is one of the first enterprises who get this honor.

The group owns advanced machining center, automatic production lines, heat treatment equipments and other top-rate processing and inspection facilities imported from UK, America, Japan and Germany. The number totals more than 1000 sets.

The leading products of the group are screw air compressor, piston air compressor, rock drill, screw air end, pressure vessel, foundry products, cylinder liner, pavement digger machine, down the hole drill, anchoring drill, pneumatic tool, rubber and plastic products and monosodium glutamate and etc, which amounts to 13 categories more than 800 varieties. The group has passed ISO9001: 2000 accreditation.

The Kaishan brand product has its customers throughout the county. With its first-rate sales service, the group has its products exported to more than 20 countries and regions in Asia, Africa and Latin America.