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HAND Control Valve specializes in the research and development, manufacturing of electric control valves, micro electric ball valves, electric actuators, and valve controllers. The company has established a comprehensive quality assurance system and

Sundyne Corporation designs, manufactures and supports industrial pump and compressor products for the process fluid and gas industries. With manufacturing facilities in the United States, England, France, Germany, and a joint venture in Japan, Sundy

Xiangtan Instrument and Meter Co., Ltd. is a well-known domestic manufacturer of inorganic material physical and chemical analysis instruments such as ceramics, glass, refractory insulation materials, chemical materials, etc. Its strong technology an