Dear improt manager , I am glad to introduce our company ? HAOHUA NORTHCHEM CORPORATION to you .-----We are a integrated company with management ,produce and trading with two whole-owned subsidiaries, 6 holding subsidiaries. here is our product list: Barium carbonate 99.2%Barium chloride 99%Barium sulphate 98%Barium nitrate 99.3%sodium sulphate sodium sulphidechrome oxide Potassium carbonate titanium oxide Strontium carbonate 98%Strontium sulphate 98%Strontium Chloride Melamine 99.7%Thiourea 99.0%Butyl acrylate 98.5%, 99.5%Lithopone b301 ,b311 We highly hope to cooperate with you on basis of mutual benefit. It will be a great pleasure to receive your reply.Best Regards Liu Yanhui Export Assistant Haohua Northchem CorporationTel:86-10-84895308Fax:86-10-84895180Email: liuyanhui AT vip.inhe.net