1, dark mark: refers to "anonymous" bidding, and the font and size must be in strict accordance with the unified requirements of the bidding documents.
2. Open bid: Contrary to the hidden bid, all bidding documents can clearly identify their corresponding bidders.
3. Designated bidding: The Project Construction Committee designates several design units to participate in the design bidding.
4. Invited bidding: refers to inviting bidding in order to perform the bidding procedure, that is, passively selecting the procurement method of inviting bidding.
5. Sub-criteria: division of index segments. After comparing the bidding schemes of suppliers, the purchaser will allocate different materials in the bidding project to different suppliers according to their own needs according to different proportions of the total amount.
6. Bid renewal: that is, the winning bidder will undertake an extra part of the project that does not belong to the original bidding scope.
7. Bidding procurement: refers to the purchaser's determination of the transaction supplier according to the bidding information database established and managed by the procurement organization, so as to meet the urgent procurement method.
8. Simple bidding:
The simple bidding procedure is as follows
(1) The bidder is not required to prepare the technical bid, and the bid evaluation committee will not review the technical bid;
(2) Adopt the construction drawing contract for bidding and sign the lump sum contract with the winning bidder;
(3) The winning bidder shall be determined by random selection, and the contract price shall be determined by referring to the average downward fluctuation range of the bid price relative to the pre-tender price in similar bidding projects in the previous year, combined with the specific conditions of the project;