Jinan Dongtai Machinery Manufacturing Co., Ltd   Zhongxin Dongtai (Laiyang) Nano Gene Biotechnology Co., Ltd.   Shananxi Dongtaiyuan Chemical Technology Co.,Ltd.   Lianyungang dongtai food ingredients co., ltd   DONGTAI KANGNING VEGETABLE EXTRACTION CO.,LTD   Shaanxidongtaiyuan Chemical Technology Co.,Ltd   shanxi dongtai chemical technology co., ltd   Jinan Dongtai Machinery Manufacturing Co., Ltd   Lianyungang Dongtai Food Ingredients Co.,LTD   Lianyungang Taida Fine Chemical Co.,Ltd.（Lian Yungang Dongtai Foodingredients co.,ltd）,   Henan Dongtai Pharm. Co., Ltd   Dongtai City Pigments Chemical Works   Dongtai Feiying Chemical Reagent Factory   Dongtai Yizhenghe Bio-engineering CO.,LTD   Yunnan Chengjiang Dongtai Phosphatic Fertilizer Co., Ltd.   Dongtai Tianyuan Chemical Co. Ltd.   Dongtai City Pigment Chemical Works   Dongtai Dongjing Medical and Technology Co., Ltd.   Jiangxi Dongtai Technology Co., Ltd.   LianYungang Dongtai Foodingredients co.,ltd