Douglas Chero was established in 1974 to meet the demand for high quality forged valves in the petroleum refining and production plants, offshore oil and gas fields, power industry, fertilizer, chemical and desalination plants all over the world.Production capacity soured from 3,000 pieces in 1974 to current 40,000 pieces per month in our new factory with modern state of the art machining facilities and manufacturing technology. The factory is 25,000 sq.m. (278,000 sq.ft.) of which 9,000 sq.m. (100,000 sq.ft.) are covered.