There is no contract for the supply of medical consumables, and there is no bidding.

The supply of medical consumables, if the service is provided to the hospital without signing a contract or public bidding, needs to be explained as follows:

1. Explain the supply process and procedures: in the explanation, clearly describe the specific procedures of the supply process and services, including the distribution of goods and quality control.

2. Explain the legal responsibilities of the supplier and the buyer: explain the respective legal responsibilities of the supplier and the buyer and the relevant laws and regulations observed in the supply process.

3. Describe the relationship with the buyer: it is necessary to clearly explain the relationship between the supplier and the buyer, indicating the attitude of both parties in the supply process.

4. Explain the delivery responsibility: explain the supplier's delivery responsibility and time, and specify various countermeasures.