Kunming Janpan Trade Company   Kunming Chuan Jin Nuo Chemical Co., Ltd.   zhongda bright filter press co., ltd   Henan Zhongda Hengyuan Biotechnology Stock Co., Ltd.   xinhongda technology industrial group limited   Luoyang Zhongda Chemical Co.，Lt   Kunming Heqi Industry & Trade Co., Ltd.   Kunming Biohome Technology Co. Ltd.   Puyang Hongda Shengdao New Materials. Co.,Ltd   NINGBO HONGDA CHEM CO.,LTD   kunming heqi industry and trade limited company   Shaanxi Hongda Phytochem Co.,Ltd   NINGBO HONGDA CHEM INTERNATIONAL CO.,LTD   Zhejiang Hongda chemical Co .;Ltd   Shaanxi hongda phytochemistry CO.,LTD   Oriental Hongda Development Co.,Ltd   Kunming Degussa Co., Ltd   Kunming Degussa Chemical Co.,Ltd.   Jiangxi Jishui Hongda Natural Perfume Co., Ltd   Jiangsu Zhongdan Chemical Imp.& Exp. Co.,Ltd.