ChemStrong Scientific Co.,Ltd
                            
                            Telephone0755-0755-66853366 13670046396
                            Websitehttp://www.chem-strong.com
                         
                        
                            
                                Capot Chemical Co.,Ltd.
                            
                            Telephone+86-(0)57185586718; +8613336195806
                            Websitehttp://www.capot.com
                         
                        
                            
                                Aikon International Limited
                            
                            Telephone025-58859352 18068836627
                            Websitehttp://www.aikonchem.com
                         
                        
                            
                                ShangHai Book Chemical Co., Ltd.
                            
                            Telephone15001988657 15802146997
                            Websitehttp://www.bookchemicals.com
                         
                        
                            
                                Shenzhen Botel Biotechnology Co. Ltd.
                            
                            Telephone13316949107 13316968096
                            Websitehttp://www.szbotaier.com/
                         
                         
                            
                                TOSUN PHARM
                            
                            Telephone020-61855200 13326451905
                            Websitehttp://www.toref.cn/
                         
                        
                            
                                Nanjing wangzhixing Pharmaceutical Technology Co., Ltd
                            
                            Telephone 18569809817
                            Websitehttp://www.wzxchem.com
                         
                        
                            
                                Changzhou Xianglong Pharmaceutical Technology Co., LTD
                            
                            Telephone 18661161657
                            Websitehttp://www.xianglongpharm.com/
                         
                        
                            
                                Anqing Rong Chuang Biological Technology Co., Ltd.
                            
                            Telephone 15001988657
                            Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1383960/0_EN.htm
                         
                        
                            
                                Bide Pharmatech Ltd.
                            
                            Telephone400-1647117 13681763483
                            Websitehttps://www.bidepharm.com/
                         
                         
                            
                                Nanjing Huanuo Biomedical Technology Co., Ltd
                            
                            Telephone 18913906212
                            Websitehttp://www.hnstandards.com/
                         
                        
                            
                                Shanghai Haohong Scientific Co., Ltd.
                            
                            Telephone400-8210725 4008210725
                            Websitehttps://www.leyan.com/
                         
                        
                            
                                guoyungurui
                            
                            Telephone18162595016; 18162595016
                            Websitehttps://www.chemicalbook.com/supplier/25521782/
                         
                        
                            
                                Baoji Didu Pharmaceutical and Chemical Co., Ltd
                            
                            Telephone029-81145305 17791533577
                            Website
                         
                        
                            
                                Guangzhou Zhenlin Pharmaceutical Technology Co., Ltd
                            
                            Telephone020-18102736 18102736234
                            Website
                         
                         
                            
                                Nantong Hanfang Biotechnology Co. , Ltd.
                            
                            Telephonehanfangpharma@126.com; 18616537568
                            Websitehttps://hanfangpharma@126.com
                         
                        
                            
                                Hubei Moco Chemical Co., Ltd.
                            
                            Telephone18627753421; 18627756402
                            Websitehttp://www.molcoo.com/
                         
                        
                            
                                Cato Research Chemicals Inc.
                            
                            Telephone020-81960175-877 18933936954
                            Websitehttps://www.catorm.com/