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Gss Rock Tools.inc
Guiyang Special Steel （GSS） Rock Tools Inc. was established in 1958. Being the key special steel company,the world largest manufacturer for rock drilling hollow steel,the leading research and manufacturing base for drilling steel and drilling tools in Chi
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- Gss Rock Tools.inc
- Other Shipping Interest
- China
- Guizhou
- Guiyang
- No.77 Xindong Road Zhazuo Town, Xiuwen County, Guiyang 550020.guizhou.china
