China's National Day holiday in 2021 is from October 1 to 7. Given the time interval between the Mid-Autumn Festival and the National Day holiday, taking annual leave to create a longer holiday is a new choice this year for many office workers. On the streets of Beijing, how many people plan to string the National Day holiday together with annual leave? And with the COVID-19 pandemic still affecting a few areas, will people still choose to travel this year?