Tangshan Sunfar Silicon Industries Co.,

We are one of the largest chemical enterprises in China and with major products of potassium hydroxide, potassium sulphate,trichlorosilane and silicon tetrachloride.And they are all good sellers and worth commendation for their quality especially KOH and K2SO4 cause they are just our by-products when we produce raw material HCl for trichlorosilane,and our factory can produce K2SO4 **0,**0MT per year so they are very competitive in international market. If you are interested in marketing K2SO4 or any other our products at your end ,please let us know and do not hesitate to contact me.