Daqing Huanshuo Technology Co., Ltd., established on 2019-04-12, Business scope includes oilfield technical services;Engineering Geological Exploration Services;Downhole operation technical service;Testing service;Special equipment and accessories for oil drilling,Mechanical equipment and accessories,Automatic complete control device system,Instrumentation,transformer,Rectifiers and Inductors,Intelligent measurement and control device,Drilling tools and accessories,Intelligent power control equipment and processing system,Distribution switch control equipment,Cathodic Protection Products,sacrificial anode,Plumbing equipment and fittings,Hydraulic equipment and accessories,Water treatment equipment and accessories,Submersible pump accessories,Insulation Materials,Seals,Bridge,sound insulation,insulation,Insulation Materials,Negative pressure environmental protection recovery device and accessories,Burners and accessories,Fire Equipment and Accessories,Fire alarm control system,Special equipment and accessories for environmental protection,Industrial and mining equipment and accessories,Development of compressors and accessories,manufacture,Production,processing,Sales,Install,Maintenance and technical service;car,Sales of construction machinery equipment and accessories,Rental and Maintenance;Monitoring equipment,transformer,electronic product,valve,Wire and Cable,Heating equipment installation,Sales,Maintenance and technical service;sporting goods(except crossbow),Chemical Products(Free of Hazardous Chemicals),Clothing and shoes sales;General cargo road transport.