manufacture high prurity low price 90% 95% we are manufacture with out put 60000 MT. we could supply KOH with high prurity, low price and strong package. 90%48%95%We are a group including chemical plant, silicon plant, silica hydrated plant, international trading company, private sea port. And next year, our group will be listed. The details are as follows,Chemical plant:Tangshan Sanyou Soda Ash ...