Bangkok--24 Jul--Royal Orchid Sheraton Hotel & Towers Her Royal Highness Princess Maha Chakri Sirindhorn recently presided over the International Conference on “Alternative Development and Sufficiency Economy”, which was held by the National Institute of Development Administration (NIDA) to celebrate the auspicious year of His Majesty King Bhumipol Adulyadej’s 80th Birthday Anniversary in 2007 at the Royal Orchid Ballroom I, Royal Orchid Sheraton Hotel & Towers, Bangkok. The Crown Princess was welcomed by Charles Jack (in the middle), Hotel Manager, and Piyahatai Autchayawat (on the right), Director of Marketing Communications. Click for photo release at www.thaipr.net