ShangHai Caerulum Pharma Discovery Co., Ltd.
                            
                            Telephone18149758185 
                            Websitehttp://www.caerulumpharma.com
                         
                        
                                
                            
                                Chunchuang (Wuhan) Technology Co., Ltd
                            
                            Telephone 15727060112
                            Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1427518/0_EN.htm
                         
                        
                                
                            
                                Chengdu DingDang Pharmaceutical Co., Ltd.
                            
                            Telephone028-86040038 13980902949;
                            Websitehttp://www.dingdangchem.com
                         
                        
                            
                                Shanghai Lollane Biological Technology Co.,Ltd.
                            
                            Telephone021-52996696,15000506266 15000506266
                            Websitehttp://www.bioll.com
                         
                        
                            
                                Shanghai Chaolan Chemical Technology Center
                            
                            Telephone021-QQ:65489617 15618227136
                            Websitehttp://www.atkchemical.com/
                         
                         
                            
                                Chuzhou KeMail Chemical Technology Co., Ltd
                            
                            Telephone0550-5196001 15000891977
                            Websitehttps://www.chemicalbook.com/ShowSupplierProductsList19947/0_EN.htm
                         
                        
                            
                                Jiaxing Deyi Chemical Co., Ltd.
                            
                            Telephone86-0573-85866609 13325730825
                            Websitehttps://www.chemicalbook.com/supplier/10156672/
                         
                        
                            
                                Shanghai Yu Ben Biotechnology Co., Ltd.
                            
                            Telephone 15502154572
                            Websitehttps://www.chemicalbook.com/ShowSupplierProductsList30592/0_EN.htm
                         
                        
                            
                                Shanghai SPAR pharmaceutical technology co., LTD
                            
                            Telephone021-000000 13917643586;
                            Websitehttps://www.chemicalbook.com/ShowSupplierProductsList30714/0_EN.htm
                         
                        
                            
                                Shandong utilizing biological technology co., LTD
                            
                            Telephone 15966937598
                            Websitehttp://www.hongtupharma.com/index.html
                         
                         
                            
                                Shanghai  Han-Xiang  Chemical  Co.,  Ltd.
                            
                            Telephone 15971444841
                            Websitehttp://www.biochempartner.com.cn
                         
                        
                            
                                Changzhou Yongfeng Biomedicine Co. Ltd.
                            
                            Telephone 15006117673
                            Websitehttp://www.yongfengpharm.com
                         
                        
                            
                                Zhejiang J&C Biological Technology Co.,Limited
                            
                            Telephone+1-2135480471 
                            Websitehttps://www.sarms4muscle.com
                         
                        
                            
                                DC Chemicals
                            
                            Telephone021-58447131 13564518121
                            Websitehttps://www.chemicalbook.com/ShowSupplierProductsList927327/0_EN.htm
                         
                        
                            
                                Changzhou Chenhong Biotechnology Co., Ltd.
                            
                            Telephone+86-0519-85788828 +86-13775037613
                            Websitehttp://www.chemrenblock.com/
                         
                         
                            
                                Jinan shenlikang chemical technology co. LTD
                            
                            Telephone0531-86092839 13153040268
                            Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1220925/0_EN.htm
                         
                        
                            
                                Zhengzhou anmousse chemical products co. LTD
                            
                            Telephone0371-55289822 18737195735
                            Websitehttps://www.chemicalbook.com/ShowSupplierProductsList665224/0_EN.htm
                         
                        
                            
                                Guangzhou Younan Technology Co., Ltd
                            
                            Telephone020-82000279 18988968278
                            Websitehttp://www.ubiochem.cn/