USA SYNTHECON, Inc.
8044 El Rio
Houston, Texas 77054-4185
Tel: 713-741-2582
Fax:713-741-2588
Toll-free: 800-853-0740
E-mail:rccs@synthecon.com
Website: www.synthecon.com

Tseng Hsiang
Life Science Ltd.
NO. 99-15, Sec.2
Nan-Kang Road
Taipei, Taiwan, R.O.C
Tel: (02)2785-1156
Fax: (02) 2788-5896
E-mail: info@thco.com.tw
Website: http://www.thco.com.tw

Cellon S.A.
29 Am Bechler
L-7213 Bereldange
Luxembourg
Tel.: (352) 26 33 73
Fax: (352) 311 052";
E-mail: cellon@gms.lu
Website: www.cellon.lu

EQUL CORP
ZhaoJiaBang Rd. 825-2-7C2
Shanghai 200032, China
Tel: 86-21-22817530
Fax: 86-21-23010002
Email: info@equl.com
Website: www.equl.com