Chinese travellers collect their luggage at the arrival hall after landing at Singapore Changi Airport in Singapore, on Nov. 6, 2020. Starting from Nov. 6, Singapore will permit the entry of short-term visitors from the Chinese mainland and if they test negative of COVID-19, they don't need to serve a 14-day isolation, said the Civil Aviation Authority of Singapore (CAAS). (Photo by Then Chih Wey/Xinhua)