3, inviting the unit directory, more than three, need to be based on the unit process signing of the archives;
4, to receive the inquiry documents or bidding documents Sign-off sheet;
5. Sign-off sheet for receiving RFQ documents;
6. Bid opening record, according to the unit process, generally need to be signed by the unit supervisors and auditors and the operator's signature;
7. Evaluation report (including experts' scores, evaluation results, etc.);
8. Sign-off sheet for the flow of the contract;
9. Technical agreement;
10, Contract,