2 February 2006 President The Stock Exchange of Thailand 62 Rachadapisek Klongtoey Bangkok 10110 Subject: Relocation Notice Master Ad Public Company Limited would like to inform you of its head Office relocation from No.24/10 Landy-Master Building 3-6 Floor,Soi Ladprao 19, Ladprao Rd., Chompol Sub-District, Chatuchak District,Bangkok 10900 to No.1 4-6 Floor, Soi Ladprao 19, Ladprao Rd., ChompolSub-district, Chatuchak District, Bangkok 10900 with telephone number 02-938-3388 and Fax Number 02-938-3489 effective on 15 February 2006. Pleased be inform accordingly. Yours sincerely, Master Ad.Plc Noppadon Tansalarak President & CEO Phiched Maneerattanaporn Director