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Puyang Zhong Shi Group Co., Ltd. is a kind of standardized enterprise of Zhongyuan oil field. It is a high-tech enterprise and a scientific and technological enterprise in Henan province. The group is a comprehensive enterprise which mainly produces petroleum machinery and equipment, and runs both domestic and foreign trade. The main products are: vibrating screen, cementing equipment, air gun, pressure vessel manufacturing, environmental protection equipment, production equipment, electrical equipment, oil and gas desulfurization equipment and steel structure camping and real production and processing 10 number 100. Group products are sold to the domestic major oil fields, have been exported to the Middle East, Central Asia, South Africa and other more than and 10 countries and regions.

The group has drilling equipment company, Ltd., oil pump pumping machine, wellhead valves, electrical equipment, accessories and cementing wellhead valves, steel structure, and the Sultan company of international business department, etc.. Group registered capital of 60 million 840 thousand yuan, the company employs 560 people.

The group has strong technical force, excellent manufacturing equipment, complete testing means and perfect quality assurance system. Has passed the ISO9001-2000 quality system certification, GB/T28001-2001 occupation health and safety management system certification, GB/T24001-2004 environmental management system certification (ISO14001:2004), the leading American Petroleum products through the API certification, the group is the AAA level credit enterprise of ICBC and China Construction Bank, Sinopec, PetroChina is the resources market member units.

The group's focus on technology research and development in recent years, there are nearly 100 products obtained national patent, including oil and gas well electromagnetic heating device, natural gas desulfurization device and water treatment device, beam pumping unit balancing device, digital duplex double speed motor, three pump to make up the domestic blank.

All the staff of the group dedicated to providing quality products and services to friends from all walks of life.