Andre Brulhart, general manager of Centara Grand – Ladprao Bangkok, welcomed Adilfittree Praprugsutjarreat, managing director of Creative Online Co., Ltd.; and Thamanoon Vechvittayakhlung, general manager of Nippon Sysits Co., Ltd., with a bouquet upon their arrival at the Centara Grand – Ladprao Bangkok recently. The two executives were the main guest speakers at the “4D Public Relations with Digital Marketing” organized by the Hotel Public Relations Association of Thailand, led by its president Earth Saiswang. The event, held at the hotel’s Ladprao Room, was a big success.