Oil Drilling Technology Development And Services (Chinese companies list)

Business scope: Downhole Technical Service, Exploration Technical Services, Machinery Parts Sales, Oil Drilling Technology Development And Services, Petroleum Equipment,

Business scope: Drilling, Oilfield Chemical Additives, Environmental Pollution Control Technical Services, Lease, Oil Drilling Technology Development And Services, Import And Export Business Of Goods And Technology, Production And Sales, Workover, It Should Be Operated After Obtaining The Permission Of The Relevant Department,

Business scope: Sale, Instrumentation, Chemical Products, Cement Products, Bed Linings, Heating Equipment, Textile Products, Drilling Fluid Treatment Agent, Fire Equipment, Electrical Equipment And Accessories, Daily Necessities, Oil Drilling Equipment And Accessories, Steel Doors And Windows, Labor Protection Supplies, Hardware And Electrical Materials, Electronics, Oil Drilling Technology Development And Services, Import And Export Business Of Goods And Technology, Insulation Materials, Fastener, ...