Established in 1988, Kelly Valve Co., Ltd. (https://www.kellyvalve.com/) is a premier industrial and flow control valve producer operating manufacturing hubs in Xiamen and Zhejiang. Equipped with powerful independent R&D resources and modern production facilities, we hold mainstream international certifications including ISO 9001, API 6D and PED CE to guarantee superior product qualit... https://www.kellyvalve.com/