Daqing City Haoying Petrochemical Technology Co., Ltd

International Industry Category: Scientific research and technical services

International Industry Major Class: Research and experimental development

International Industry Middle Class: Engineering and technology research and experimental development

International Industry Sub Class: Engineering and technology research and experimental development

Oil and gas well engineering technology development、 Technical Services; Oil-based mud harmless treatment technology service; Technical services for the harmless treatment of drilling cuttings and mud; Oilfield sludge and sand harmless treatment technology services; Water well drilling construction; Oil and Gas Processing Engineering Design Services; Industrial and mining engineering services; Oily sludge treatment technology services; Oil drilling technology development、 Technical Services、 Technology Promotion; Safety and security engineering construction; Energy-saving technology development、 Technical consulting and technical services; Oilfield additives（ No hazardous chemicals）、 Lifting equipment and accessories、 Non-standard parts、 Pipe fittings processing and sales, Chemical products（ No hazardous chemicals）、 Electrical machinery、 Auto Parts、 Electronics、 Knitted textiles、 Hardware products、 Anti-corrosion and thermal insulation materials、 Special equipment for petrochemical production、 Oil pumping unit and oil production pump、 valve、 pipes、 Instruments and accessories、 Building Materials、 Decorative materials、 steel、 Wires and cables、 Clothing, shoes and hats、 Office automation equipment、 Sales of garden machinery and equipment; Oilfield technical services; Internal combustion engine and tractor parts、 Diesel engine parts、 Garden machinery and accessories、 Construction machinery and accessories、 Pumps and accessories、 Fans and accessories、 Gas compressors and accessories、 Gas separation equipment and accessories、 Refrigeration and heating equipment and accessories、 Seals and accessories、 Small machinery、 Oil drilling equipment and accessories、 Industrial and mining accessories、 electrical equipment、 Cosmetics and hygiene products、 Production and sales of kitchen and bathroom appliances: sporting goods、 communications equipment（ Excluding satellite TV broadcasting terrestrial receiving equipment） organic fertilizer、 gas mask、 Sales of breathing equipment: kitchen equipment、 Welding equipment and metal cutting equipment、 office equipment、 Home appliances、 Machine tool sales and repair, Peng、 Canvas manufacturing: nonwoven fabrics、Manufacturing and sales of daily necessities。

Chinese Industry Category: Petroleum and Petrochemical

Chinese Industry Major Class: Oil and gas extraction

Chinese Industry Middle Class: Oil and gas production support activities

Chinese Industry Sub Class: Oil and Gas Engineering