Meryer (Shanghai) Chemical Technology Co., Ltd.
                            
                            Telephone021-61259138 18621169109
                            Websitehttp://www.x-labseek.com/
                         
                        
                            
                                Shanghai HC Biotech Co., Ltd
                            
                            Telephone021-20227858 
                            Websitehttp://www.hcbiotech.com.cn
                         
                        
                            
                                Alfa Aesar
                            
                            Telephone400-6106006 
                            Websitehttp://chemicals.thermofisher.cn
                         
                        
                            
                                Energy Chemical
                            
                            Telephone021-021-58432009 400-005-6266
                            Websitehttp://www.energy-chemical.com
                         
                        
                            
                                Suzhou haiyu Biochem Industrial Co., LTD
                            
                            Telephone512-68097639 18013585858
                            Websitehttp://www.haiyubiochem.com
                         
                         
                            
                                Adamas Reagent, Ltd.
                            
                            Telephone400-6009262 16621234537
                            Websitehttp://www.tansoole.com
                         
                        
                            
                                Shanghai Hanhong Scientific Co.,Ltd.
                            
                            Telephone021-54306202 13764082696
                            Websitehttps://www.hanhongsci.com
                         
                        
                            
                                China DongFan Chemical Co.,LTD
                            
                            Telephone86-0571-85151182 
                            Websitehttps://www.chemicalbook.com/ShowSupplierProductsList14819/0_EN.htm
                         
                        
                            
                                Sichuan Kulinan Technology Co., Ltd
                            
                            Telephone400-1166-196 18981987031
                            Websitehttp://www.hx-r.com/
                         
                        
                            
                                Shenzhen Sungening Bio-Tech Co., Ltd
                            
                            Telephone+86-0755-89668383 
                            Websitehttp://www.sungening.com/en
                         
                         
                            
                                Beijing HuaMeiHuLiBiological Chemical 
                            
                            Telephone010-56205725 
                            Websitehttp://www.huabeibiochem.com/
                         
                        
                            
                                9ding chemical ( Shanghai) Limited
                            
                            Telephone4009209199 
                            Websitehttp://www.9dingchem.com
                         
                        
                            
                                ShenZhen InnoSyn Biotech Co.,Ltd
                            
                            Telephone0755-28351685 18503098468
                            Websitehttp://www.innosyns.com
                         
                        
                            
                                Amatek Scientific Co. Ltd.
                            
                            Telephone0512-56316828 4008675858
                            Websitehttp://www.amateksci.com
                         
                        
                            
                                Sichuan Wei Keqi Biological Technology Co., Ltd.
                            
                            Telephone028-81700200 18116577057
                            Websitehttps://www.weikeqi-biotech.com/
                         
                         
                            
                                LABTER PHARMATECH(BEIJING) CO.,LTD
                            
                            Telephone010-56330744 18310155299
                            Websitehttp://www.labter.com.cn
                         
                        
                            
                                Shenzhen Chim Biotech Co., Ltd.
                            
                            Telephone13692196024 
                            Websitehttp://www.chimchem.com
                         
                        
                            
                                Nanjing Endesa Bio-tech Co., Ltd.
                            
                            Telephone025-58862853 18915922038
                            Websitehttp://www.endesachem.com