We'd like to introduce ourselves as one of the main manufacturers of HPMC in China. It is a kind of thickener, stabilizer, water retention agent of building material. If you are interested in it, please feel free to contact with us. We sure you our best service and quality and will reply you promptly. Your early reply is highly appreciated. TKS/B.RGDS Mr. Feng Chunping/ sales manager HEBEI ZHICHENG CELLULOSE CO.,LTD.