### Chinese: 根据通知，上述要求的时间范围为，从各省区市确定口岸城市范围并公告之日起，至2022年3月15日。
### English: According to the notice, the time range of the above requirements is from the date when each province, region and city determines the port city scope and announces it to March 15, 2022.
### Errors: There is a major error of incorrect translation has stylistic problems at "above requirements". There is a minor error of incorrect translation is missing content from the correct translation at "to March 15, 2022".

### Improved English: According to the notice, the time range of the aforementioned request is from the date when the province, autonomous region and city determine the scope of port cities and announce it until March 15, 2022.