SIAM shopping centre group including Siam Paragon, Siam Centre and Siam Discovery is preparing a special campaign themed "Siam The Greatest Celebration" to welcome the festivity this year. This includes an array of fun activities and promotions. Have a blast amidst the inspiring decorations and enjoy the themed art installations created by renowned artists while shopping for the best items from designer brands from today until January 15, 2018, at Siam Centre, G floor - The Ideaopolis.