ChemStrong Scientific Co.,Ltd
                            
                            Telephone0755-0755-66853366 13670046396
                            Websitehttp://www.chem-strong.com
                         
                        
                            
                                Shandong WorldSun Biological Technology Co., Ltd.
                            
                            Telephone0531-88723173 18596073690
                            Websitehttps://www.worldsun-chem.com/
                         
                        
                            
                                Hubei Xinyang Medical Technology Co., Ltd
                            
                            Telephone15347293736 15347293736
                            Websitehttps://yongstandards.com/
                         
                        
                            
                                Guangzhou Juntang Technology Co., Ltd
                            
                            Telephone020-36607679 13502246435
                            Websitehttp://www.dmstandards.com
                         
                        
                            
                                Scinova Biotech(Guangzhou) Co., Ltd.
                            
                            Telephone 13268215580
                            Websitehttp://www.scinova-e.com/
                         
                         
                            
                                Shanghai Zerui Biotechnology Co., Ltd.
                            
                            Telephone021-54580889 18321124657
                            Websitehttp://www.zr-pharmaceutical.com
                         
                        
                            
                                Zhuhai Aobokai Biomedical Technology Co., Ltd.
                            
                            Telephone400-0628126 18736790110;
                            Websitehttp://www.aobchem.com.cn/
                         
                        
                            
                                Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.
                            
                            Telephone025-025-66113011 18626450290
                            Websitehttp://www.aikonchem.com
                         
                        
                            
                                JiNan QiYuan Biotechnology Co., Ltd
                            
                            Telephone18766124282; 18766124282
                            Websitehttp://www.qychemical.com/
                         
                        
                            
                                Nantong Hanfang Biotechnology Co. , Ltd.
                            
                            Telephonehanfangpharma@126.com; 18616537568
                            Websitehttps://hanfangpharma@126.com
                         
                         
                            
                                Changzhou Xianglong Pharmaceutical Technology Co., Ltd.,
                            
                            Telephone 18915873328
                            Websitehttps://www.xianglongpharm.com/
                         
                        
                            
                                Biosynth Biological Technology (Suzhou) Co Ltd
                            
                            Telephone 51288865780
                            Websitehttp://www.biosynth.com
                         
                        
                            
                                China National Standard Pharmaceutical Corporation Limited
                            
                            Telephone +8615391658522
                            Websitehttps://www.standardpharm.org.cn/