Business scope: Fracture,
Sales And Leasing,
Water Pollution Control,
Completion,
Environmental Governance Services,
Promotion Service,
Consult,
Water Blocking,
Machinery And Equipment Repair,
Overhaul,
Transfer,
Solid Waste Treatment,
Testing Service,
Acidification,
Oil Drilling Technology Development,
Comminicate,
Research And Development Of Special Equipment For Environmental Protection,
Manufacture,
Sale,
Import And Export Of Goods Or Technology,