According to Baidu's experience, confirm whether the source of the announcement is State Taxation Administration of The People's Republic of China official website, and make sure that you are reading the official information. If you still have doubts about the validity of the announcement, you can consult professional tax consultants, lawyers or experts in related fields to get more accurate explanations and suggestions.

It can be verified through other official channels, such as contacting the local State Administration of Taxation, calling the official customer service of the State Administration of Taxation, or seeking confirmation on the official social media platform of the State Administration of Taxation.