April 20 marks both the UN's Chinese Language Day as well as the start of "Grain Rain."

The traditional Chinese lunar calendar divides the year into 24 solar terms. Grain Rain (Chinese: 谷雨)，as the last term in spring, starts on April 20 and ends on May 5.

China's visa offices abroad will resume issuing all types of visas to foreigners on Wednesday to facilitate cross-border travels.

China downgraded management of the disease from Class A to B on Jan 8. Qi said that as of April 11, 192 countries and region no longer required negative nucleic acid testing from vaccinated incoming passengers from the Chinese mainland.

The guidelines from the joint COVID-19 prevention and control mechanism of the State Council aim to clarify situations and circumstances where people should, can choose to, or may choose not to wear face masks.