March 4, 2002 Topro Technology Inc. 7F, No. 10, Prosperity Road 1, Science-Based Industrial Park, Hsinchu, Taiwan, R.O.C. Dear Sir, Thank you for participating in the NSTL Compatibility Test Program. This testing program conducts an objective quality assurance test suite, as defined by NSTL, to verify correct operation, functionality, and compatibility of system products. The NSTL standard testing methodologies assessed the compatibility of TP8305aAP at the NSTL/ALLION Labs testing facility. And, it shows that it is getting along great and operated correctly with various software applications and add-on devices under a variety of Operating Systems. We are proud to announce that your TP8305aAP meets NSTL Compatibility Test Standard and is able to carry the NSTL Seal. We at NSTL appreciate your support and look forward to continuing our business relationship. Sincerely, Summer Chien President Allion Computer Inc.(NSTL Asia Labs)