ChemStrong Scientific Co.,Ltd
                            
                            Telephone0755-0755-66853366 13670046396
                            Websitehttp://www.chem-strong.com
                         
                        
                            
                                Artis Biotech Co. Ltd.
                            
                            Telephone19138486554 18582380095
                            Websitehttp://www.artis-standards.com/
                         
                        
                            
                                Shanghai EFE Biological Technology Co., Ltd.
                            
                            Telephone021-65675885 18964387627
                            Websitehttp://www.efebio.com
                         
                        
                            
                                Guangzhou QiYun Biotechnology Co., Ltd.
                            
                            Telephone020-61288194  61288195 
                            Websitehttp://www.gzqiyun.com
                         
                        
                            
                                Chengdu Novel Biomedical Co., Ltd.
                            
                            Telephone028-85255396 18302801538
                            Websitehttp://www.cd-novel.com
                         
                         
                            
                                Nanjing Haolv Biotechnology Co.,Ltd
                            
                            Telephone025-84622273 17361806303
                            Websitehttp://www.haolvbt.com/
                         
                        
                            
                                Shenzhen Polymeri Biochemical Technology Co., Ltd.
                            
                            Telephone+86-400-002-6226 +86-13028896684;
                            Websitehttps://www.rrkchem.com
                         
                        
                            
                                Fan De(Beijing) Biotechnology Co., Ltd.
                            
                            Telephone 15911056312
                            Websitehttp://www.bio-fount.com/
                         
                        
                            
                                ChengDu SinoStandards Bio-Tech Co.,Ltd. ,
                            
                            Telephone028-83243028 19136088901
                            Websitehttp://www.ebuylabs.com/
                         
                        
                            
                                cjbscvictory
                            
                            Telephone13348960310 
                            Websitehttps://www.weikeqi-biotech.com/
                         
                         
                            
                                Yancheng Tongming Biotechnology Co., Ltd.
                            
                            Telephone 15195160625
                            Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1089086/0_EN.htm
                         
                        
                            
                                Shanghai Moqi Biological Technology Co., LTD
                            
                            Telephone021-38218169 13681877033
                            Websitehttp://www.winherb.cn
                         
                        
                            
                                LGC Science (Shanghai) Ltd.
                            
                            Telephone 17717235263
                            Websitehttps://www.lgcstandards.com/CN/en/Pharmaceutical/cat/279492
                         
                        
                            
                                Nantong Hanfang Biotechnology Co. , Ltd.
                            
                            Telephonehanfangpharma@126.com; 18616537568
                            Websitehttps://hanfangpharma@126.com
                         
                        
                            
                                Anhui  JYHX  CO., LTD.
                            
                            Telephone0551-68788198 13295518198
                            Websitehttp://www.ahjyhx.cn
                         
                         
                            
                                Hubei Rhema Reference Materials Technology Co., Ltd.
                            
                            Telephone 15787875101
                            Websitehttps://www.chemicalbook.com/supplier/138770565/
                         
                        
                            
                                Adooq Bioscience LLC
                            
                            Telephone400-025-6535 
                            Websitehttp://www.adooq.cn
                         
                        
                            
                                ShangHai ZskBio CO., LTD
                            
                            Telephone021-58056897 15399714481
                            Websitehttps://www.zsklab.cn