Tarrex Biopharma Inc.

10340 Camino Santa Fe, Suite D

San Diego, CA 92121

United States

Tel.1-858-395-6918

kanyin.zhang@tarrexbio.com

Tarrex Biopharma Ltd.

106 Anling 2^nd Rd, Suite 1103

Xiamen, Fujian Province

China, 361009

Tel. +86 592-538-7122

Fax +86 592-538-7117