Zhejiang liangneng Valve Co., Ltd. is a joint-stock company. The company is located five-star Industrial Zone, Zhejiang Province, Oubei. Strong technical force, well-equipped, with large equipment. The company has quality control and research centers, the product uses modern computer-aided design CAD and Solidworks, to ensure product quality to the user's actual demand. IS9001 in through the international quality system certification quality assurance system based on continuous improvement, to b...