For projects that must be subject to tender according to law, the tenderer shall submit a written report on the bidding situation to the relevant administrative supervision departments within 15 days from the date of determining the winning bidder, and the tenderer shall publicize the winning candidate within 3 days from the date of receiving the bid evaluation report, and the publicity period shall not be less than 3 days.
Legal basis: Bidding Law of People's Republic of China (PRC).
Forty-fifth after the winning bidder is determined, the tenderer shall issue a letter of acceptance to the winning bidder and notify all bidders who have not won the bid.
The bid-winning notice has legal effect on the tenderer and the winning bidder. After the bid-winning notice is issued, if the tenderer changes the bid-winning result or the winning bidder abandons the bid-winning project, it shall bear legal responsibility according to law.