Bangkok--3 Dec--Thai Airways The Sixth Princess Chulabhorn International Science Congress is initiated to commemorate The Celebrations on the Auspicious Occasion of His Majesty the King’s 80th Birthday Anniversary during November 25-29, 2007 at the Shangri-la Hotel Bangkok. On this occasion, THAI is invited all spouse of the renowned guest speaker attending the Congress to visit THAI’s catering and offered cooking class to experience Thai cuisine.