J & K SCIENTIFIC LTD.
                            
                            Telephone18210857532; 18210857532
                            Websitehttps://www.jkchemical.com
                         
                        
                            
                                Alfa Aesar
                            
                            Telephone400-6106006 
                            Websitehttp://chemicals.thermofisher.cn
                         
                        
                            
                                Energy Chemical
                            
                            Telephone021-021-58432009 400-005-6266
                            Websitehttp://www.energy-chemical.com
                         
                        
                            
                                Wuhan Chemwish Technology Co., Ltd
                            
                            Telephone86-027-67849912 
                            Websitehttp://www.chemwish.com
                         
                        
                            
                                Wuhan Chemwish Technology Co., Ltd
                            
                            Telephone027-67849912 
                            Websitehttp://www.chemwish.com
                         
                         
                            
                                Shanghai YuanYe Biotechnology Co., Ltd.
                            
                            Telephone021-61312847; 18021002903
                            Websitehttp://www.shyuanye.com
                         
                        
                            
                                Amadis Chemical Company Limited
                            
                            Telephone571-89925085 
                            Websitehttp://www.amadischem.com
                         
                        
                            
                                Nanjing YakeLun Pharmaceutical Co., Ltd.
                            
                            Telephone025-66096098 3165145969
                            Websitehttp://www.accoronpharm.com/
                         
                        
                            
                                Yantai ShengKailun Chemical Technology Co., Ltd.
                            
                            Telephone 13356901049
                            Websitehttp://www.sklnchem.cn
                         
                        
                            
                                Aikon International Limited
                            
                            Telephone025-66113011 13155353615
                            Websitehttp://www.aikonchem.com
                         
                         
                            
                                Shenzhen Polymeri Biochemical Technology Co., Ltd.
                            
                            Telephone+86-400-002-6226 +86-13028896684;
                            Websitehttps://www.rrkchem.com
                         
                        
                            
                                Wuhan Chemwish Technology Co., Ltd
                            
                            Telephone027-67849912 
                            Websitehttps://www.chemicalbook.com/ShowSupplierProductsList485773/0_EN.htm
                         
                        
                            
                                Shanghai Kaiwei Chemical Technology Co., Ltd.
                            
                            Telephone021-58461859 15821823057
                            Websitehttp://www.aivichem.com
                         
                        
                            
                                Changzhou Kechem Bio-Scientific Co., LTD.
                            
                            Telephone0519-68985668 13685222090
                            Websitehttp://www.kechem.cn/
                         
                        
                            
                                Zhengzhou Alpha Chemical Co. LTD
                            
                            Telephone0371-0371-53732842 13383863444
                            Websitehttps://www.chemicalbook.com/supplier/23629674/
                         
                         
                            
                                Nanjing Shizhou Biology Technology Co.,Ltd
                            
                            Telephone025-85560043 13675144456
                            Websitehttp://www.synzest.com
                         
                        
                            
                                Yantai Sheng Kai Lun Biological Products Co. , Ltd.
                            
                            Telephone 13356901049
                            Websitehttps://www.sklnchem.cn
                         
                        
                            
                                Shanghai Haohong Scientific Co., Ltd.
                            
                            Telephone400-8210725 4008210725
                            Websitehttps://www.leyan.com/