We, Groupstars Chemical (Yunnan) China L.L.C. produce and deal in the potassium permanganate and manganese range of products. Through years of efforts, the brand 'Chaoyang' is now recognized by clients at home and abroad, The unquestionable quality makes them competitive in the market where they enjoy high sales. We'd like to establish a trading relationship with you and accord a 'win-win?strategy which guarantees mutual benefits. Your satisfaction has always been remains our goal.