GL Biochem (Shanghai) Ltd
                            
                            Telephone21-61263452 13641803416
                            Websitehttp://www.glschina.com/
                         
                        
                            
                                Shanghai Hanhong Scientific Co.,Ltd.
                            
                            Telephone021-54306202 13764082696
                            Websitehttps://www.hanhongsci.com
                         
                        
                            
                                Chemsky (shanghai) International Co.,Ltd
                            
                            Telephone021-50135380 
                            Websitehttp://www.shchemsky.com
                         
                        
                            
                                Guangzhou Isun Pharmaceutical Co., Ltd
                            
                            Telephone020-39119399 18927568969
                            Websitehttp://www.isunpharm.com
                         
                        
                            
                                Nanjing Leon Biological Technology Co., Ltd.
                            
                            Telephone 17705183659
                            Websitehttp://www.njleonbiotech.com
                         
                         
                            
                                Nanjing Peptide Biotech Ltd.
                            
                            Telephone025-58361106-805 15951641583
                            Websitehttp://www.njpeptide.com
                         
                        
                            
                                Nanjing chengqimei Biotechnology Co., Ltd
                            
                            Telephone 19850819832
                            Websitehttps://www.chemicalbook.com/ShowSupplierProductsList398701/0_EN.htm
                         
                        
                            
                                cjbscvictory
                            
                            Telephone13348960310 
                            Websitehttps://www.weikeqi-biotech.com/
                         
                        
                            
                                Nanjing Shizhou Biology Technology Co.,Ltd
                            
                            Telephone 13675144456
                            Websitehttp://www.synzest.com
                         
                        
                            
                                https://hanhongsci.com/
                            
                            Telephone021-54306202 18917919676
                            Websitehttps://www.hanhongsci.com/
                         
                         
                            
                                Nanjing Yushengkang Biotechnology Co., Ltd
                            
                            Telephone 13327808530
                            Website
                         
                        
                            
                                Taiyuan Bailihengkang Biotechnology Co., Ltd
                            
                            Telephone19135651983 
                            Websitehttp://www.blhkpharm.com/
                         
                        
                            
                                Baoji Didu Pharmaceutical and Chemical Co., Ltd
                            
                            Telephone029-029-81148929 17791530722
                            Websitehttps://www.dideu.com
                         
                        
                            
                                LEON (NANJING) BIOTECHNOLOGY CO., LTD.
                            
                            Telephone +8615051830413
                            Websitehttp://www.njleonbiotech.com
                         
                        
                            
                                DAYANG CHEM (HANGZHOU) CO.,LTD
                            
                            Telephone+86-88938639 +86-17705817739
                            Websitewww.dycnchem.com