What are the bidding methods for construction projects?

The bidding methods for construction projects are as follows:

(1) open tender. Also known as unlimited bidding, it means that the tenderer invites unspecified legal persons or other organizations to bid by means of tender announcement. Adopting this bidding method can provide equal competition opportunities for all contractors, and the owners have greater choice, which is conducive to reducing the project cost, improving the project quality and shortening the construction period.

However, this bidding method may lead to an increase in the workload of the tenderer's pre-qualification and bid evaluation, an increase in the bidding cost, and a decrease in the probability of the insured winning the bid, thus increasing the risk in the early stage of bidding.

(2) Bidding. Also known as limited bidding, this means that the bidder invites a specific legal person or other organization to bid in the form of an invitation to bid. Adopting this bidding method, because the number of bidders invited to participate in the competition is limited, it can not only save the bidding cost, but also improve the chances of winning the bid, which is beneficial to bidding. Bidding. However, this type of bidding limits the scope of competition and excludes many possible competitors. This is not in line with the principles of free competition and equal opportunities.

Generally speaking, China's law holds that bidding for construction projects is bidding, bidding is bidding, and the letter of acceptance is a promise. The tender announcement is an invitation letter. In other words, bidding is actually an invitation to bidders to make quotations (that is, quotations), which is an invitation to offer.

An offer is an offer that meets all the conditions of an offer, such as the subjective purpose of a contract; Once winning the bid, the bidder will be bound by the bid; The tender content has the main conditions sufficient to establish a contract. The tender notice sent by the bidder to the winning bidder is to agree to accept the bidding conditions of the winning bidder, that is, to accept the bidder.

Reference source: Baidu Encyclopedia Construction Bidding