The minimum publicity period for a tender announcement shall not be less than five days. According to the relevant laws of our country, the tenderer shall sell the bidding documents or pre-qualification documents at the time and place specified in the bidding announcement or bidding invitation. From the date of sale of bidding documents or pre-qualification documents to the date of cessation of sale, the minimum period shall not be less than five working days. In other words, the minimum publicity period of the bidding announcement shall not be less than 5 days, but our country's bidding law does not require the specific publicity time of the bidding announcement.
Article 15 of the "Measures for Bidding and Bidding for Engineering Construction Projects"
Warm reminder
The above answers are only based on the current information and my understanding of the law. Please refer to it with caution!
If you still have questions about this issue, it is recommended that you sort out the relevant information and communicate with professionals in detail.