Business scope: Technology Development,
Wholesale,
Quota Involved,
Oil Drilling,
Commission Agency,
Petroleum Engineering Equipment Research And Development,
Import And Export And Related Supporting Business,
Business scope: Drilling Technical Services,
Cementing Technical Service,
Manufacturing And Sales,
Petroleum Engineering Equipment Research And Development,
Logging Technical Service,
Import And Export Of Goods And Technology,
Fracturing Technology Services,
Equipment Leasing,
Well Workover Technical Service,
Drilling Fluid Technical Services,