Beijing Challenge Bio-technology Limited Company

Add: Floor 6, Feed Research Institute of the Chinese Academy of Agricultural Sciences,
No. 12 Zhongguancun South Street, Haidian District, Beijing,100081China

　　　　　　 Tel: +86-10-62116723                                         

　　　　　　 Fax: +86-10-62146102

                   Http://www.challenge.com.cn                          

　　　　　　 E-mail:　marketing@challenge.com.cn