Shanghai Kaite Valve Door Manufacturing Co., Ltd. covers an area of over 2000 square meters, including a factory area of 11400 square meters, a warehouse area of 2100 square meters, and an office building area of 1200 square meters. The company mainly produces safety valves, refrigeration system safety valves, breathing valves, gate valves, globe valves, check valves, ball valves, butterfly valves, hydraulic control valves and other products