Chembest Research Laboratories Limited
                            
                            Telephone+86-21-20908456 
                            Websitehttp://www.BioChemBest.com
                         
                        
                            
                                Sichuan Guanghan Bio-Tech Co., Ltd
                            
                            Telephone+86-28-86127071 
                            Websitehttp://www.sino-produce.com/
                         
                        
                            
                                Shangchem Co., Ltd.
                            
                            Telephone+86-21-68182121 
                            Websitehttps://www.chemicalbook.com/ShowSupplierProductsList14031/0_EN.htm
                         
                        
                            
                                China DongFan Chemical Co.,LTD
                            
                            Telephone86-0571-85151182 
                            Websitehttps://www.chemicalbook.com/ShowSupplierProductsList14819/0_EN.htm
                         
                        
                            
                                skychemical Co.Ltd
                            
                            Telephone021-20958197 20965099 
                            Websitehttp://www.skychemical.com
                         
                         
                            
                                Shanghai Topbiochem Technology Co., Ltd
                            
                            Telephone+86-21-60341587 
                            Websitehttp://www.topbiochem.com
                         
                        
                            
                                Acesys Pharmatech
                            
                            Telephone 18860950986
                            Websitehttps://www.chemicalbook.com/ShowSupplierProductsList15849/0_EN.htm
                         
                        
                            
                                Amatek Scientific Co. Ltd.
                            
                            Telephone0512-56316828 4008675858
                            Websitehttp://www.amateksci.com
                         
                        
                            
                                Porse Fine Chemical Co.,LTD
                            
                            Telephone20-66003216 18666003216
                            Websitehttp://www.porsefinechemical.com
                         
                        
                            
                                Chengdu Firster Pharmaceutical Co., Ltd.
                            
                            Telephone028-87078428 028-87074958
                            Websitehttp://www.cdfirster.com
                         
                         
                            
                                NINGBO INNO PHARMCHEM CO.,LTD.
                            
                            Telephone86-574-27787657 
                            Websitehttp://www.dearchem.com
                         
                        
                            
                                Shanghai Synteam Biochem CO.,ltd
                            
                            Telephone+86-021-58380978 13482386415
                            Websitehttp://www.systeambc.com
                         
                        
                            
                                Credit Asia Chemical Co., Ltd.
                            
                            Telephone+86 (21) 61124340 
                            Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16523/0_EN.htm
                         
                        
                            
                                Shanghai WeiNie Chemical Technology Co., Ltd.
                            
                            Telephone15902145085 
                            Websitehttps://www.chemicalbook.com/ShowSupplierProductsList19099/0_EN.htm
                         
                        
                            
                                skychemical Co.Ltd
                            
                            Telephone021-20960837,QQ1332204249 
                            Websitehttp://www.skychemical.com
                         
                         
                            
                                Nanjing Vital Chemical Co., Ltd.
                            
                            Telephone025-87193546 18652950785
                            Websitehttps://www.chemicalbook.com/supplier/10520562/
                         
                        
                            
                                Amadis Chemical Company Limited
                            
                            Telephone571-89925085 
                            Websitehttp://www.amadischem.com
                         
                        
                            
                                Shanghai CR Corporation Limited
                            
                            Telephone13062833949; 4006653949 4006653949
                            Websitehttp://www.crcorporation.cn