ADDRESS:Cangzhou City Xinhua District Jiaotong Street Transformer Factory | BUSINESS SCOPE: | Manufacture of oil drilling and solids control equipment; sales of steel, chemical raw materials (excluding hazardous chemicals), drilling equipment and accessories, hardware, oil purification equipment and downhole tools, wellsite explosion-proof equipment, electrical equipment, drilling rigs, and special petroleum machinery Design, oil drilling and production technical services; leasing of mechanical equipment and petrochemical equipment; leasing of houses; leasing of workshops. (Projects that are subject to approval in accordance with the law can only carry out business activities after being approved by relevant departments)** | E-MAIL: | seny@lesenshiyou.com;seny@leisenshiyou.com
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