Chengdu HappySyn Pharmaceutical Technology Co., Ltd.
                            
                            Telephone028-85114309 18982182443
                            Websitehttp://www.happysyn.com
                         
                        
                            
                                SynAsst Chemical.
                            
                            Telephone021-60343070 
                            Websitehttps://www.chemicalbook.com/ShowSupplierProductsList15848/0_EN.htm
                         
                        
                            
                                Chengdu AstaTech Trading Co., Ltd./AstaTech (Chengdu) Pharma. Co., Ltd.
                            
                            Telephone+86-28-85122536 85324413 
                            Websitehttps://www.chemicalbook.com/ShowSupplierProductsList12313/0_EN.htm
                         
                        
                            
                                Amadis Chemical Company Limited
                            
                            Telephone571-89925085 
                            Websitehttp://www.amadischem.com
                         
                        
                            
                                Hangzhou Molcore Biopharmatech Co.,Ltd
                            
                            Telephone400-711-5280  86-571-81025280 
                            Websitehttps://www.molcore.com
                         
                         
                            
                                Aikon International Limited
                            
                            Telephone025-66061636 18013972705
                            Websitehttp://www.aikonchem.com
                         
                        
                            
                                Suzhou Nuoouman Biological Technology Co., Ltd.
                            
                            Telephone 15026866316
                            Websitehttp://www.nompharm.com/
                         
                        
                            
                                Chongqing Chemdad Co., Ltd
                            
                            Telephone+86-023-6139-8061 +86-86-13650506873
                            Websitehttp://www.chemdad.com/
                         
                        
                            
                                TCI (Shanghai) Chemical Trading Co., Ltd.
                            
                            Telephone021-61109150 
                            Websitehttps://www.tcisct.com
                         
                        
                            
                                Zhengzhou convergence chemical co., LTD
                            
                            Telephone0371-0371-55153829 18003835034
                            Websitehttps://www.chemicalbook.com/supplier/24021783/
                         
                         
                            
                                Guangdong wengjiang Chemical Reagent Co., Ltd.
                            
                            Telephone0751-2815987 13927875076
                            Websitehttp://www.wj-chem.com
                         
                        
                            
                                Bide Pharmatech Ltd.
                            
                            Telephone400-1647117 13681763483
                            Websitehttps://www.bidepharm.com/
                         
                        
                            
                                Bide Pharmatech Ltd.
                            
                            Telephone400-6005915 
                            Websitehttps://www.picasso-e.com/
                         
                        
                            
                                Qingzhou dafeng import and export Co. LTD
                            
                            Telephone 16773308882
                            Websitehttp://www.qzdafeng.cn/
                         
                        
                            
                                LGC Science (Shanghai) Ltd.
                            
                            Telephone 17717235263
                            Websitehttps://www.lgcstandards.com/CN/en/Pharmaceutical/cat/279492
                         
                         
                            
                                Beijing Solarbio Science & Tecnology Co., Ltd.
                            
                            Telephone010-50973130 17801761073
                            Websitehttps://www.solarbio.com/
                         
                        
                            
                                Shanghai Beiwanta Biotechnology Co., Ltd.
                            
                            Telephone021-67187366 19901745723
                            Websitehttp://www.bwtlab.com/
                         
                        
                            
                                Accela ChemBio Co.,Ltd.
                            
                            Telephone021-50795510 4000665055
                            Websitehttps://www.shao-yuan.com