Yantai Haigang Machinery Factory

[ Manufacturer ]Main business are Machinery product

Yantai Sandacm Metallurgical Accessory Material Co., Ltd.

[ Manufacturer ]Main business are Iron and steel heat-preserving agent, Iron and steel alterative.

Shandong Naide Power Equipment Co., Ltd.

[ Manufacturer Trader ]Main business are Valve, Pipe head etc.

Yantai Sld Engineering Service Co., Ltd.

[ Manufacturer Trader ]Main business are Founding auxiliary equipment