The curfew, which was declared in order to prevent the spread of locally-sourced Coronavirus (COVID-19) cases in Xi’an, the capital city of Shaanxi Province in northwest China, started from midnight. City residents have been asked not to leave their homes from this day forward unless absolutely necessary. Urban transportation and travelling out from city with a population of 13 million has banned except in special cases. Those who want to travel out from the city need to have negative COVID-19 test result or get permission before set off. While non-essential businesses are also has closed, all citizens excepting disease control teams and those working in vital sectors must obtain permission to leave their area of residence. Also only 1 person in every house is allowed to go out once in every 2 days for buying basic need products. Meanwhile, it’s yet unknown when the curfew will end.