Business scope: Oil And Gas Exploration And Production Technology Research And Services,
Water Blocking And Profile Adjustment Construction,
Import And Export Of Goods Or Technology,
Downhole Tool Repair Services,
Mud Logging Technical Service,
Oil And Gas Well Repair,
Fracturing Construction,
Sand Control Services,
Downhole Operation Technical Service,
Nitrogen And Nitrogen Foam Technical Services,
Business scope: Machinery And Equipment Leasing,
Mechanical Equipment Installation,
Technology Promotion,
Technology Transfer,
Sale,
Instrumentation,
Sale,
Import And Export Of Goods Or Technology,
Printing And Packaging Machinery,
Hydropower Equipment,
Petroleum Machinery,
Steel Structure Manufacturing,
Maintenance And Technical Services,
Cable,
Level Measuring Instrument,
Oil And Gas Field Technical Services,
Repair,
Special Equipment For Oil Drilling,
Electric Motor,
Pressure Gauge,
Downhole Operation Technical Service
...