Henan Quanshun Flow Control Science & Technology Co., Ltd. is a high & new technology enterprise integrated with scientific research, development, production and sales of all kinds of high, medium and low pressure valves, and has passed double-high, medium and low pressure valves, and has passed double-high (High & New Technology Enterprise and High & New Technology Product) certification, ISO9001 international quality system certification and API certification. The company is subordinate to Quanshun Group.