A participant takes part in a tray race marking the World Tourism Day in Macao, south China, Sept. 27, 2022. A tray race was held in Macao to mark the World Tourism Day on Tuesday. About 130 participants from the local catering and tourism industries took part in the race covering a distance from the Ruins of St. Paul's to the Senado Square . (Xinhua/Cheong Kam Ka)
