Yixing Haoqianheya Material Inc   Puyang Tianyuan Biotechnology Co., Ltd.   Yixing Cleanwater Chemicals Co.,Ltd.   YIXING JIANHUA WATER TREATMENT CO.,LTD   Xiamen Tianyuanfood Co., Ltd   Yixing Zhenfen Medical Chemical Co.,Ltd.   Yixing Gaoyang Chemical Co. Ltd   Yibin Tianyuan Group Co.,Ltd   Yixing Gaoyang Chemical Co., Ltd.   Sichuan New Tianyuan Technologies Co., Ltd.   Panjin tianyuan pharmacuetical co.,ltd.   Yixing chemical factory   yixing yangyang fine chemical materil co.ltd   Yixing Tianyuan Chemical Co., Ltd.   yixing changjili chemecal company   YIXING LIAO YUAN CHEMICAL CO.,LTD   weifang yixing chemical sci&tech co.,ltd   Panjin Tianyuan Pharmaceutical Co.,Ltd   Jiangsu Yixing Kaou Chemical Co.,Ltd.   weifang yixing chemical sci&tec co.,ltd