QINGDAO HEXIN MACHINERY CO., LTD   Hengshui Zhenghe Medical Equipments Sales Co., Limited   QINGDAO RUCHANG MINING INDUSTRY CO.,LTD   Henan Huize Bio-engineering Co.,Ltd   Hengshui JIAHEYUAN agricultural Co.   Hebei Huiqin Import & Export Trading Co.,Ltd.   Zhaoqing Huada Wash Raw Material Factory   Bhuiya Multipurpose Agro Farm   Zhaoqing Huada Wash Raw Material Factory   Chongqing Sansheng Industrial Co., Ltd   Puyang Huicheng Electronic Material Co., Ltd   Ningxia Huiheng activated carbon Sales Co. Ltd.   Hengshui Jiahe Agriculture Materials Co., Ltd.   ANHUI BBCA PHARMACEUTICAL CO., LTD   Qingdao Bairuide Chemicals Co., Ltd   chongqing medical university   Puyang Huicheng Electronic Material Co. Ltd   Hebei Huiqin Import and Export Trading Co., Ltd.   WUXI XINHUI   changsha huir