Zhengzhou Yukun Machinery Equipment Co. Ltd is the agent of Shougang Guiyang Special Steel Co.,Ltd(SGSS) which was established in 1958.being key special steel company,the leading research and manufacturer for rock drilling hollow and tools.
SGSS have eight branch factory,include ...
Telephone:86-371-86060032
Address:No.29, 10/f, Unit 1, Building 10, No.39, Zhengbian Road, Guancheng District