12 August Half Marathon Bangkok 2026

12 August Half Marathon Bangkok 2026 Background The Bond with "National Mother's Day" In 1993, N.C.C. Management and Development Co., Ltd., the operator of Queen Sirikit National Convention Center (QSNCC), in collaboration with the Ministry of Tourism and Sports, Bangkok Metropolitan Administration, and various public and private sectors, initiated the "N.C.C. - RYSS Minimarathon Chalerm Phrakiart 12 August Maha Rajini" at QSNCC. The event was organized to honor Her Majest…