牡丹江中原钻采有限公司
Exhibit Profile：
oilfield downhole tools, drilling tools, fishing tools, milling tools, coring tools, cementing tools, workover tools, production tools, wellhead tools and so on.
Exhibits show：
oilfield downhole tools, drilling tools, fishing tools, milling tools, coring tools, cementing tools, workover tools, production tools, wellhead tools and so on.
Exhibits show：
Website：www.mzs.com.cn