The projects mainly include international trade, commodity&technical service im-export and petroleum machinery &petroleum mechanical accessories. Products mainly involved in varieties of petroleum drill pipes, drill collars, drill bits, well drilling rigs as well as wokover rigs, and so on.
Features
- mining machinary
- The projects mainly include international trade, commodity&technical service im-export and petroleum machinery &petroleum mechanical accessories. Products mainly involved in varieties of petroleum drill pipes, drill collars, drill bits, well drilling rigs as well as wokover rigs, and so on.