Panjin Liaohe Oilfield Jinhuan Industrial Co., Ltd., established on 2003-04-24, Business scope includes machining,repair;Well workover;Injection pump,Mechanical and electrical products below category II,hardware tools,small machinery,Office Supplies,steel,Chemical Products(Excluding flammable and explosive dangerous goods)Sales;Processing of prestressed heat insulation oil pipe;tubing,Insulated oil pipe repair;Tubing processing;valve,Sucker rod processing,repair;Oil Drilling Accessories,Sucker Rod Guide,Trial Mining Tool,Downhole Tools,Drilling tools,furnace burner,Electrical Equipment,Electronic equipment manufacturing,repair,Sales;Oil and water well technical services;Instrumentation maintenance;Petroleum Pipe Leasing;Rubber products processing,Sales;oil equipment,Tool cleaning service;Import and export of goods and technology;Environmental Engineering;Water Pollution Control Services;Air Pollution Control Services;Solid waste management service;Environmental protection equipment manufacturing,Sales;Information system integration service;Car rental;Steel calendering;Fastener Manufacturing;Property Management Services;Catering Services;Anti-corrosion insulation project;technology development,consult,transfer,Promotion service;Drilling technology service;Petroleum Engineering Technical Services;Unit logistics management service;Metal surface treatment and heat treatment.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments.)