Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.
                            
                            Telephone025-66113011 17798518460
                            Websitehttp://www.aikonchem.com/
                         
                        
                            
                                ShangHai AmK Pharmaceutical Technology Co., Ltd.
                            
                            Telephone 18019252918
                            Websitehttp://www.amkchem.com
                         
                        
                            
                                BePharm Ltd
                            
                            Telephone400-685-9117 
                            Websitehttp://www.bepharm.com
                         
                        
                            
                                Amadis Chemical Company Limited
                            
                            Telephone571-89925085 
                            Websitehttp://www.amadischem.com
                         
                        
                            
                                Yantai ShengKailun Chemical Technology Co., Ltd.
                            
                            Telephone 13356901049
                            Websitehttp://www.sklnchem.cn
                         
                         
                            
                                Shaanxi Yikunte Pharmaceutical Technology Co., Ltd.
                            
                            Telephone 18049260030
                            Websitehttps://www.chemicalbook.com/ShowSupplierProductsList30689/0_EN.htm
                         
                        
                            
                                Energy Chemical
                            
                            Telephone021-58432009 400-005-6266
                            Websitehttp://www.energy-chemical.com
                         
                        
                            
                                Bide Pharmatech Ltd.
                            
                            Telephone400-6005915 
                            Websitehttps://www.picasso-e.com/
                         
                        
                            
                                Yantai Sheng Kai Lun Biological Products Co. , Ltd.
                            
                            Telephone 13356901049
                            Websitehttps://www.sklnchem.cn
                         
                        
                            
                                Baoji Didu Pharmaceutical and Chemical Co., Ltd
                            
                            Telephone029-029-81148929 17791530722
                            Websitehttps://www.dideu.com