Established in 1988, Kelly Valve Co., Ltd. (https://www.kellyvalve.com/) is a top-tier industrial & flow control valve manufacturer with manufacturing hubs in Xiamen and Zhejiang. Equipped with strong R&D resources and cutting-edge production workshops, we hold globally recognized credentials like ISO 9001, API 6D and PED CE to secure consistent superior product quality for worldwide ... https://www.kellyvalve.com/