- YOURS OPTICAL CO., LTD. YOURS OPTICAL (H.K.) CO., LTD. Taipei Head Office: Location: Taipei World Trade Center Rm. 4B-33, 4B-34, 4B-35. Mailing Add.: P.O. Box 109-0576, Taipei, Taiwan. Tel: 886-2-27251457 (Rep.) Fax: 886-2-27251463, 27237435 Web Site: http://www.ursco.com.tw E-mail: urs@tpts5.seed.net.tw usrco@ms26.hinet.net Hong Kong Office: Tel: 852-238-44762 Fax: 852-237-44992 Copyright(C) ...www.yours-optical.com.tw