1. Bidding agency contract (if agency is required);
2. Determine the preliminary contract awarding scheme (open tender, invitation tender, competitive contract awarding, direct contract awarding, etc.). );
3. Issue a tender announcement;
4. The bidding office audit (project registration, bid winning scheme entry, audit announcement, etc. );
5. Bidder registration;
6. Bidders submit prequalification materials;
7. Pre-qualification (qualified finalist, lottery finalist, score finalist, etc.). );
8. Bidding documents (organization establishment, review by the tenderer, examination and approval by the bidding office, and purchase by the bidder);
9. Site reconnaissance, inquiry and answering questions;
10. Publish the price limit;
1 1. Bid opening, bid evaluation and bid selection;
12. Open tender;
13. Issue the bid-winning notice;
14. Sign the contract;
15. Bid filing and contract filing.