Hebei Huayang Biological Technology CO.,LTD.   Hainan Shuangcheng   Hebei Huayang Biological Technology Co.,ltd .   Hainan Huarong Chemical Co., Ltd Chengdu Branch   Hainan Taimei Biotech Co., Ltd.   Hainan Haishen Pharmaceuitical Group   Hainan Jinying Import And Export Co.,Ltd   HAINAN SINOTI INVESTMENT CO.,LTD   Jiangsu Huayang Nylon Co.,Ltd.   HAINAN JINYING IMPORT AND EXPORT CO. LTD   hainan chenghe chemical co., ltd   Hainan Zhongxin Chemical Co., Ltd   Venturepharm pharmaceuticals(Hainan)LTD.   HAINAN ZHONGXIN CHEMICAL CO., LTD.   YanCheng HuaYang Chemical Co.,Ltd   Yidu Huayang Chemical Co.,Ltd.   hainan fuwang industrial co ltd   Luotian Huayang Bio-chemical Co.,Ltd.   Hainan Fuwang Industrial Co.,Ltd   Hainan Pharchem Industry Co., Ltd