Syntechem Co.,Ltd
                            
                            Telephone 
                            Websitehttp://www.syntechem.com/
                         
                        
                            
                                Sichuan Kulinan Technology Co., Ltd
                            
                            Telephone400-1166-196 18981987031
                            Websitehttp://www.hx-r.com/
                         
                        
                            
                                China Langchem Inc.
                            
                            Telephone0086-21-58956006 
                            Websitehttps://www.chemicalbook.com/ShowSupplierProductsList19141/0_EN.htm
                         
                        
                            
                                Sinopharm Chemical Reagent Co,Ltd.
                            
                            Telephone86-21-63210123 
                            Websitehttp://www.reagent.com.cn
                         
                        
                            
                                Hangzhou Yuhao Chemical Technology Co., Ltd
                            
                            Telephone0571-82693216 
                            Websitehttp://www.chemyuhao.com
                         
                         
                            
                                Shanghai T&W Pharmaceutical Co., Ltd.
                            
                            Telephone+86 21 61551611 
                            Websitehttp://www.trustwe.com
                         
                        
                            
                                Shanghai Aladdin Bio-Chem Technology Co.,LTD
                            
                            Telephone400-6206333 13167063860
                            Websitehttp://www.aladdin-e.com/
                         
                        
                            
                                TargetMol Chemicals Inc.
                            
                            Telephone021-021-33632979 15002134094
                            Websitehttps://www.targetmol.cn/
                         
                        
                            
                                Shenzhen Shijingu Technology Co., Ltd
                            
                            Telephone  (0086)755-61930359  (0086)18038192047 
                            Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16048/0_EN.htm
                         
                        
                            
                                Shanghai Macklin Biochemical Co.,Ltd.
                            
                            Telephone 15221275939
                            Websitehttp://www.macklin.cn
                         
                         
                            
                                Lihe Wuhan New Chemical Materials Co., Ltd.
                            
                            Telephone027-88395709 
                            Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16416/0_EN.htm
                         
                        
                            
                                Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.
                            
                            Telephone025-66028182 18626450290
                            Websitehttp://www.aikonchem.com
                         
                        
                            
                                Credit Asia Chemical Co., Ltd.
                            
                            Telephone+86 (21) 61124340 
                            Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16523/0_EN.htm
                         
                        
                            
                                Sigma-Aldrich
                            
                            Telephone021-61415566 800-8193336
                            Websitehttps://www.sigmaaldrich.cn
                         
                        
                            
                                Wuhan ChemFaces Biochemical Co., Ltd.
                            
                            Telephone18607101326 15172504745
                            Websitehttp://www.chemfaces.com
                         
                         
                            
                                Zhengzhou Alfachem Co., Ltd.
                            
                            Telephone0371-53765687 18937137882
                            Websitehttps://www.chemicalbook.com/supplier/10084342/
                         
                        
                            
                                Codow Chemical Co.,Ltd.
                            
                            Telephone 18620099427
                            Websitehttp://www.howeipharm.com
                         
                        
                            
                                Shanghai Xilong Biochemical Technology Co., Ltd.
                            
                            Telephone021-52907766-8042 
                            Websitehttps://www.chemicalbook.com/ShowSupplierProductsList19329/0_EN.htm