The lantian Chemical industrial factory lies in the suburb of Changsha, the capital city of Hunan province, only 13km away from Huanghua Airport, with No.319 and No.107 State Highway passing by. The plant covers 100,000m2 and has 560 staff members, among whom over 50 are technicians. Lanxiang chemical products series are the main products of our plant, with an annual gross output of more than a hundred million CNY. The following are detailed annual production capability of our products: Manganese Sulphate (granulated and powdered)36,000 ton/year; Sodium Metabisulphite 12,000 ton/year; Zinc sulphate(granulated and powdered) 10,000 ton/year; manganese carbonate 3,000 ton/year; We produce manganese dioxide and other fine chemicals.