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About Us
My company has access issued by the American petroleum institute API certificate
Henan Tongzheng Industrial Limited Liability Company is a private joint – stock enterprise. Located in Jiulong Industrial Park of Zhengzhou City in Henan Province, Henan Tongzheng Industrial Limited Liability Company is just at the junction of the Longhai (Jiangsu – Gansu) railway and the Beijing - Guangzhou railway lines and adjacent to the Lianhuo (Jiangsu - Xinjiang) Expressway and Beijing – Zhuhai Expressway, thus tt boasts superior geographic location and convenient transportation. The company, founded in the year of 2007 with an investment more than 9,800 million yuan and covering an area of more than 100 mu (a unit of land area equal to 0.16 acres), specializes in the development and manufacture of the well drilling and oil extraction equipments as well as the metering devices.Our company mainly produces blowout preventer, choke manifold, choke and kill manifold,wellhead chrstmas tree, wellhead equipment, and oil (gas) tree, drilling fluid circulation manifold and other drilling equipment and accessories thereof.The factory is equipped with a series of operating systems including the product research and development system, the processing and manufacturing system and the test and detection system and son on, able to provide users with a variety of petroleum machinery products of advanced technology, excellent quality and one – stop design services. Our products are sold to all major domestic oil fields and some foreign regions and our company is a first class network member unit of China Petroleum and Chemical (SINOPEC) with a long - term engagement in providing services for China Petroleum and Chemical (SINOPEC) and China National Petroleum Corporation (CNPC). Our company has acquired the production permit of the special equipment issued by the General Administration of Quality Supervision, Inspection and Quarantine of the People’s Republic of China and has passed the ISO9001 Quality System Certification. Our company is equipped with various types of Numerical Control (CNC) machining equipment and is provided with physical and chemical laboratories, nondestructive testing laboratories, air sealing and strength testing, heat treatment and other methods and techniques, possessing high production capacity. There are more than 200 employees, 20 engineers and a number of technical staff.
Employees in our company will adhere to our enterprise spirit of being "morally dedicated, pragmatic and practical, pioneering and innovative" to provide high quality products and perfect services to satisfy the customer demand.
Henan Tongzheng Industrial Limited Liability Company is a private joint – stock enterprise. Located in Jiulong Industrial Park of Zhengzhou City in Henan Province, Henan Tongzheng Industrial Limited Liability Company is just at the junction of the Longhai (Jiangsu – Gansu) railway and the Beijing - Guangzhou railway lines and adjacent to the Lianhuo (Jiangsu - Xinjiang) Expressway and Beijing – Zhuhai Expressway, thus tt boasts superior geographic location and convenient transportation. The company, founded in the year of 2007 with an investment more than 9,800 million yuan and covering an area of more than 100 mu (a unit of land area equal to 0.16 acres), specializes in the development and manufacture of the well drilling and oil extraction equipments as well as the metering devices.Our company mainly produces blowout preventer, choke manifold, choke and kill manifold,wellhead chrstmas tree, wellhead equipment, and oil (gas) tree, drilling fluid circulation manifold and other drilling equipment and accessories thereof.The factory is equipped with a series of operating systems including the product research and development system, the processing and manufacturing system and the test and detection system and son on, able to provide users with a variety of petroleum machinery products of advanced technology, excellent quality and one – stop design services. Our products are sold to all major domestic oil fields and some foreign regions and our company is a first class network member unit of China Petroleum and Chemical (SINOPEC) with a long - term engagement in providing services for China Petroleum and Chemical (SINOPEC) and China National Petroleum Corporation (CNPC). Our company has acquired the production permit of the special equipment issued by the General Administration of Quality Supervision, Inspection and Quarantine of the People’s Republic of China and has passed the ISO9001 Quality System Certification. Our company is equipped with various types of Numerical Control (CNC) machining equipment and is provided with physical and chemical laboratories, nondestructive testing laboratories, air sealing and strength testing, heat treatment and other methods and techniques, possessing high production capacity. There are more than 200 employees, 20 engineers and a number of technical staff.
Employees in our company will adhere to our enterprise spirit of being "morally dedicated, pragmatic and practical, pioneering and innovative" to provide high quality products and perfect services to satisfy the customer demand.