Point of Contact

Investor Relations

Spokesman: Scott Wang  ext.205 Spokesman: Scott Wang ext.205

Deputy Spokesman: Roger Chan  ext.204 Deputy Spokesman: Roger Chan ext.204

Tel: +886-2-8685-7855 Tel: +886-2-8685-7855

E-mail:investor@tons.com.tw E-mail:investor@tons.com.tw

Share Transfer Agent and Registrar

Horizon Securities Horizon Securities

Tel: +886-2-7719-8899 Tel: +886-2-7719-8899

Address: 3F, No. 236 Sec. 4, Hsin-I Rd., Taipei, Taiwan, R.O.C. Address: 3F, No. 236 Sec. 4, Hsin-I Rd., Taipei, Taiwan, R.O.C.

http://www.honsec.com.tw http://www.honsec.com.tw