Business scope: Packer,
Petroleum Machinery Equipment And Accessories,
High Pressure Pipeline,
Well Control Equipment,
Mold,
Drilling Accessories,
Repair,
Trial Mining Tools,
Water Distributor,
Oil Pipe Fittings And Accessories,
High And Low Pressure Valves,
Logging Technical Service,
Drilling Tool,
Bop,
Production And Sales,
Processing,
Sale,
Instrumentation,
Import And Export,
Downhole Tools,
...