Yantai Yunsheng Petroleum Machine Accessories Co., Ltd., is a modern high-tech enterprise specialized in manufacturing petroleum machine accessories--sucker rod coupling. Since its establishment in 1997, the company actively intend to reach the international top level of production, the existing production lines own advanced equipments more than 40 units, such as Universal Milling Machine, Vertical Drilling Machine, Center less Grinder, Horizontal Band Sawing Machine, Numerical Control Machine, Automatic Grinding Machines. In conjunction with an elite team designing sucker rod coupling, the monthly production can reach to 15,000 pieces. The Excellent value for money makes Yunsheng Petroleum Machine Accessories passed the ISO 9001 and API SPEC11B Quality Management System Certifications,Industrial Production Permit of China,and Import & Export Licence earlier than other suppliers, becoming one of the best manufacturers both home and abroad.
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Yantai Yunsheng Petroleum Machine Accessories Co., Ltd., is a modern high-tech enterprise specialized in manufacturing petroleum machine accessories--sucker rod coupling. Since its establishment in 1997, the company actively intend to reach the international top level of production, the existing production lines own advanced equipments more than 40 units, such as Universal Milling Machine, Vertical Drilling Machine, Center less Grinder, Horizontal Band Sawing Machine, Numerical Control Machine, Automatic Grinding Machines. In conjunction with an elite team designing sucker rod coupling, the monthly production can reach to 15,000 pieces. The Excellent value for money makes Yunsheng Petroleum Machine Accessories passed the ISO 9001 and API SPEC11B Quality Management System Certifications,Industrial Production Permit of China,and Import & Export Licence earlier than other suppliers, becoming one of the best manufacturers both home and abroad.