Amatek Scientific Co. Ltd.
                            
                            Telephone0512-56316828 
                            Websitehttp://www.amateksci.com
                         
                        
                            
                                Nanjing wangzhixing Pharmaceutical Technology Co., Ltd
                            
                            Telephone 18569809817
                            Websitehttp://www.wzxchem.com
                         
                        
                            
                                ShangHai ChuanQian Chemcial Technique Centre
                            
                            Telephone 15869524721
                            Websitehttps://www.chemicalbook.com/ShowSupplierProductsList68594/0_EN.htm
                         
                        
                            
                                Wuhan Augda Biotechnology Co., Ltd
                            
                            Telephone 15071299552
                            Websitehttps://www.chemicalbook.com/supplier/24275232/1.htm
                         
                        
                            
                                Wuhan Yingnuo Pharmaceutical Technology Co., Ltd.
                            
                            Telephone+86-027-59232304 15387063101
                            Websitehttps://www.yingnor.com/
                         
                         
                            
                                Xianning Shen Lan Biomedical Research and Development Co., Ltd.
                            
                            Telephone 18171815831
                            Websitehttp://www.shenlansw.com/
                         
                        
                            
                                Nanjing Huanuo Biomedical Technology Co., Ltd
                            
                            Telephone 18913906212
                            Websitehttp://www.hnstandards.com/
                         
                        
                            
                                Shanghai Jianchao Biotechnology Co., LTD
                            
                            Telephone15021035486 18081542813
                            Websitehttp://ats-mall.com/
                         
                        
                            
                                Wuhan Acumen Bio-Technology Co.,ltd
                            
                            Telephone027-027-16602739303 16602739303
                            Websitehttps://www.chemicalbook.com/supplier/25442898/
                         
                        
                            
                                Guangzhou Zhenlin Pharmaceutical Technology Co., Ltd
                            
                            Telephone020-18102736 18102736234
                            Website