ALPHA-ACHEM Group is a leading manufacturer and exporter of the flow control products in Shanghai area of China. In the light of ISO9001:2000, ISO5211, NAMUR standards and 94/9/EC OF 23 MARCH, EN13980, EN60079-0:2006 EN60079-1:2004 directives, ALPHA-ACHEM Group and it’s factory have made ALV series solenoid valve, ALS series limit switch boxes, ALSD series top valve controllers and ALP series valve positioner since 1990. Its products have successfully got the approvals CE, IP66, IP67, NEMA4, 4X, IECEx, ATEX and CSA. ALPHA-ACHEM Group has more than 80 employees engaging in research, development, production and marketing. In 2010, the turnover of the ALPHA-ACHEM Group has reached to USD7 million.