Nanjing Norris-Pharm Technology Co., Ltd
                            
                            Telephone 18652989687
                            Website
                         
                        
                            
                                AstaTech (Chengdu) Pharma. Co., Ltd.
                            
                            Telephone028-85122536 15928766785
                            Websitehttp://www.astabiochem.cn/
                         
                        
                            
                                Cool Pharm, Ltd
                            
                            Telephone021-60455363 18019463053
                            Websitehttp://www.coolpharm.com
                         
                        
                            
                                SanoChem (Chengdu) Tech. Co., Ltd.
                            
                            Telephone28-87999436 02887999436
                            Websitehttp://www.sano-chem.com
                         
                        
                            
                                BePharm Ltd
                            
                            Telephone400-685-9117 
                            Websitehttp://www.bepharm.com
                         
                         
                            
                                Amadis Chemical Company Limited
                            
                            Telephone571-89925085 
                            Websitehttp://www.amadischem.com
                         
                        
                            
                                Aikon International Limited
                            
                            Telephone025-58859352 18068836627
                            Websitehttp://www.aikonchem.com
                         
                        
                            
                                Hefei TNJ Chemical Industry Co.,Ltd.
                            
                            Telephone+86-0551-65418684 +8618949823763
                            Websitehttps://www.tnjchem.com
                         
                        
                            
                                Baoji Guokang Healthchem co.,ltd
                            
                            Telephone+8615604608665 15604608665
                            Websitehttp://www.gk-bio.com/
                         
                        
                            
                                AFINE CHEMICALS LIMITED
                            
                            Telephone+86-0571-85134551 
                            Websitehttp://www.afinechem.com/index.html
                         
                         
                            
                                Beijing xinyanhui pharmaceutical research and development co., LTD
                            
                            Telephone 13969155946
                            Websitehttps://www.chemicalbook.com/ShowSupplierProductsList710437/0_EN.htm
                         
                        
                            
                                Wuhan Topule
                            
                            Telephone+86-02787215551 +86-19945035818
                            Websitehttp://www.topule.com/
                         
                        
                            
                                Ningbo Chemrio Chemtech Co,.Ltd.
                            
                            Telephone0574-27891269 18667892864
                            Websitehttp://www.chemrio.com/
                         
                        
                            
                                Nanjing Wogni Chemical Co., Ltd.
                            
                            Telephone 15996452985
                            Websitehttps://www.chemicalbook.com/ShowSupplierProductsList775095/0_EN.htm
                         
                        
                            
                                Jining Yize Pharmaceutical Technology Co., Ltd
                            
                            Telephone15192473210 
                            Website
                         
                         
                            
                                Wuhan penglei Biotechnology Co., Ltd
                            
                            Telephone15871464247 17307245989
                            Website
                         
                        
                            
                                Merck KGaA
                            
                            Telephone21-20338288 
                            Websitehttp://www.sigmaaldrich.cn
                         
                        
                            
                                ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD
                            
                            Telephone+86-13017695106 +86-13676922317
                            Website