the lianggong valve co.,ltd is located in yongkang, which is under the jurisdiction of jinhua city, zhejiang province. yongkang is known as the "hardware city of china". people in our company inherit traditional craftsmanship and technology, and develop the craftsman’s spirit. we have been carrying forward the cause pioneered by our predecessors and forge ahead into the future. after over 30 years' development, our company has grown into a comprehensive valve manufacturing company, which integrate research and development, production, marketing and service into one. the company covers an area of 21,068 square meters, with 153 employees, including 3 senior engineers and 2 quality control engineers. also, we 're well-equipped with all kinds of producing and testing equipment…