Creasyn Finechem(Tianjin) Co., Ltd.
                            
                            Telephone022-83946278 13820503911
                            Websitehttp://www.creasyn.com/
                         
                        
                            
                                J & K SCIENTIFIC LTD.
                            
                            Telephone18210857532; 18210857532
                            Websitehttps://www.jkchemical.com
                         
                        
                            
                                Meryer (Shanghai) Chemical Technology Co., Ltd.
                            
                            Telephone021-61259138 18621169109
                            Websitehttp://www.x-labseek.com/
                         
                        
                            
                                TCI (Shanghai) Development Co., Ltd.
                            
                            Telephone021-67121386 
                            Websitehttps://www.tcichemicals.com/CN/zh/
                         
                        
                            
                                Energy Chemical
                            
                            Telephone021-021-58432009 400-005-6266
                            Websitehttp://www.energy-chemical.com
                         
                         
                            
                                Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.
                            
                            Telephone025-66113011 17798518460
                            Websitehttp://www.aikonchem.com/
                         
                        
                            
                                9ding chemical ( Shanghai) Limited
                            
                            Telephone4009209199 
                            Websitehttp://www.9dingchem.com
                         
                        
                            
                                Shanghai Aladdin Bio-Chem Technology Co.,LTD
                            
                            Telephone400-6206333 13167063860
                            Websitehttp://www.aladdin-e.com/
                         
                        
                            
                                Qingxian Creasyn  Pharmaceutical Technology Co., Ltd.
                            
                            Telephone022-83945173 18622315263
                            Websitehttps://www.chemicalbook.com/supplier/10676562/
                         
                        
                            
                                Shanghai YuanYe Biotechnology Co., Ltd.
                            
                            Telephone021-61312847; 18021002903
                            Websitehttp://www.shyuanye.com
                         
                         
                            
                                Nanijing m&m biotechnology Co. ,Ltd.
                            
                            Telephone025-87782433 18021532344
                            Websitehttp://www.marymebiotech.com
                         
                        
                            
                                SHANGHAI FDC-CHEMICAL CO.,LTD
                            
                            Telephone021-61469567 13482353728
                            Websitehttp://www.fdc-chemical.com/
                         
                        
                            
                                TCI Chemicals
                            
                            Telephone021-67121386, 800-988-0390 
                            Websitehttps://www.tcichemicals.com/zh/cn/index.html
                         
                        
                            
                                Dayang Chem (Hangzhou) Co.,Ltd.
                            
                            Telephone+86-0571-88938639 +8617705817739
                            Websitehttps://www.dycnchem.com/
                         
                        
                            
                                Career Henan Chemica Co
                            
                            Telephone+86-0371-86658258 +8613203830695
                            Websitehttps://www.coreychem.com/
                         
                         
                            
                                Shanghai Hongju Pharmaceutical Technology Co., LTD
                            
                            Telephone 18001895509
                            Websitehttp://www.hongjupharma.com/
                         
                        
                            
                                Bide Pharmatech Ltd.
                            
                            Telephone400-1647117 13681763483
                            Websitehttps://www.bidepharm.com/
                         
                        
                            
                                Shanghai Haohong Scientific Co., Ltd.
                            
                            Telephone400-8210725 4008210725
                            Websitehttps://www.leyan.com/