CHAUNGZERUI
                            
                            Telephone15301951213 
                            Website
                         
                        
                            
                                J & K SCIENTIFIC LTD.
                            
                            Telephone18210857532; 18210857532
                            Websitehttps://www.jkchemical.com
                         
                        
                            
                                Thermo Fisher Scientific
                            
                            Telephone800-810-5118 
                            Websitehttp://www.thermo.com.cn
                         
                        
                            
                                Shanghai Jian Chao Chemical Technology Co., Ltd.
                            
                            Telephone18512615154 18017383231
                            Websitehttp://www.antaeus-e.com/
                         
                        
                            
                                9ding chemical ( Shanghai) Limited
                            
                            Telephone4009209199 
                            Websitehttp://www.9dingchem.com
                         
                         
                            
                                Cool Pharm, Ltd
                            
                            Telephone021-60455363 18019463053
                            Websitehttp://www.coolpharm.com
                         
                        
                            
                                Tongling HengYou Biotechnology Co., Ltd.
                            
                            Telephone021-50426030 13856289449
                            Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16800/0_EN.htm
                         
                        
                            
                                Shanghai Changyan Chem & Tech Co., Ltd.
                            
                            Telephone021-20242659 18930833303
                            Websitehttp://www.changyanchem.cn
                         
                        
                            
                                Zhengzhou Huiju Chemical Co., Ltd.
                            
                            Telephone0371-55900031 18137872243
                            Websitehttps://www.chemicalbook.com/supplier/11124122/
                         
                        
                            
                                CASNO Chem Ltd.
                            
                            Telephone86-13710190520 
                            Websitehttp://www.casnochem.com
                         
                         
                            
                                Jiangsu aikang biomedical research and development co., LTD
                            
                            Telephone025-58859352 13155353615
                            Websitehttp://www.aikonchem.com/
                         
                        
                            
                                CD Chemical Group Limited
                            
                            Telephone +8615986615575
                            Websitehttp://www.codchem.com/
                         
                        
                            
                                Amel Pharmatech Corporation
                            
                            Telephone027-888-4366503 
                            Websitehttp://www.amelpharmatech.com/
                         
                        
                            
                                Henan Lien Chemical Products Co., Ltd.
                            
                            Telephone0371-63357898 15378766539
                            Websitehttp://www.psaichem.com/
                         
                        
                            
                                Shanghai Kaiwei Chemical Technology Co., Ltd.
                            
                            Telephone021-58461859 15821823057
                            Websitehttp://www.aivichem.com
                         
                         
                            
                                Shanghai Safer Pharmaceutical Technology Co., Ltd.
                            
                            Telephone021-31761238 
                            Websitehttp://www.saferph.com/index.aspx
                         
                        
                            
                                Guangzhou Yuheng Pharmaceutical Technology Co., Ltd
                            
                            Telephone +8613580539051
                            Websitehttp://www.yuhengpharm.com/
                         
                        
                            
                                Energy Chemical
                            
                            Telephone021-58432009 400-005-6266
                            Websitehttp://www.energy-chemical.com