Dear sir or madam:We are MingChuan Plant,The Top Ten Company for water treatment in China.We are a join venture specializing in the manufacture and export of Poly Aluminum Chloride and Calcium ChloridePAC: PAC-MC4(drinking water grade);PAC-MC1 (wastewater grade)CaCl2: Calcium Chloride Anhydrous Should any of these two items be of interest to you, please let me know, I will very happy to give you a quotation upon receipt of your detailed requirement.We look forward to receiving your enquires soon!Yours, sincerely