| Anhui Lixing Chemical Co. Ltd., China | Liaodong Fine Chemical Co. Ltd., China |
| Cidic Co. Ltd., China | Shanghai Jinli Chemical Co. Ltd., China |
| Daqing E-shine Chemical Co. Ltd., China | Shenyang East Chemical Science-Tech Co. Ltd., China |
| Farmasino Pharmaceuticals (Jiangsu) Co. Ltd., China | The TNN Development Ltd., China |
| Hangzhou BIOKING Biochemical Eng, China | Tsukasa Trading Co. Ltd., China |
| Hebei Chengxin Co. Ltd., China | Zhejiang Medicines & Health Products Import & Export, China |
| JiangSu TianJiayi Chemical Co. Ltd., China | Zhejiang Tongxiang Foreign Trade (Group) Co. Ltd., China |
| Jiangyin Tenghua Import & Export Co. Ltd., China | Zhejiang Yongtai Technology Co. Ltd., China |
| Levachem Co. Ltd., China | and more…… |
