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In 2004, F35-105 blowout preventer unit won the Second Prize for Technological Innovation from the China National Petroleum Corporation. <br/> In 2004, the F35-70 blowout preventer’s 2 7/8"-5" VBR was certified by the China National Petroleum Corporation.
2026-01-15
In 2002, the company was reorganized and established as Rongsheng Machinery Manufacture Ltd. of Huabei Oilfield, Hebei.
2026-01-15
In 2000, the 28-21 shear rams and the 75-3.5 diverter both passed the ministerial-level appraisal.
2026-01-15
In 1998, the company obtained ISO9001 quality management system certification, and its flagship products—including blowout preventers, pumping units, tubing, and joint—were granted the right to use the API mark. <br/> In 1998, the China National Petroleum Corporation established the “CNPC Well Control Equipment Manufacturing and Supporting Center,” with the No. 2 Machinery Plant of the North China Petroleum Administration Bureau as its core plant.
2026-01-15
In 1996, the F23-70 blowout preventer assembly received the Second Prize for Scientific and Technological Progress from the China National Petroleum Corporation.
2026-01-15
In 1995, the company first 53-21 large-bore blowout preventer was successfully developed.
2026-01-15
Rongsheng Machinery Manufacture
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