China ▪ Lianggong Valve Group Co., Ltd. was established in October 1989 and registered as No.010746 in 1990. It is a joint-stock company engaged in product design and R & D, mold making, casting and forging production, machining and assembly to performance testing And test Almighty Group, marketing and service as one of the non-regional joint-stock group company, under the jurisdiction of the top ten subsidiaries, namely: Lelong Co., Ltd. of good valve group, a good valve Group Co., Ltd. Zhejiang strong one, good valve Group Zhejiang Industry Flange Co., Ltd., good valve Group Safety Valve Co., Ltd., good workers Intelligent Control Technology Co., Ltd., International Trade Import and Export Co., Ltd. Liang, Zhejiang Liang Special Valve Co., Ltd., Wenzhou Valve Import and Export Co., Ltd., Wenzhou good big control valve Co., Ltd., Longquan casting valve Co., Ltd. ,. Group headquarters is located in Wenzhou City, Zhejiang Province Airport Hong Kong Road 32, near the Wenzhou International Airport, the railway station, Longwan International Container Terminal, geographical location and transport conditions.