Hebei Guanxiang New Material Technology Co., Ltd. Sản Phẩm chính: Hydroxypropyl Methyl Cellulose (HPMC),Hydroxy Ethyl Methyl Cellulose (hemc), Natri Carboxymethyl cellulose (CMC),Ethyl hydroxyethyl cellulose ether (ehec), bột Polymer tái phân hủy (RDP)