It can be negotiated flexibly according to the actual situation. Under normal circumstances, the renewal period of the contract signed by public hospitals and third-party companies may be affected by the following factors:

1. Cooperation effect: If the third-party company can provide quality services during the cooperation period, the hospital will get obvious benefits and improvements, then public hospitals may be more inclined to continue to cooperate with the company and renew the contract.

2. Demands of both parties: If the public hospital is very satisfied with the services of the third-party company during the cooperation period, and the third-party company also wants to continue to provide services for the public hospital, then both parties may negotiate to extend the renewal period of the contract.

3. Market competition: If other more competitive third-party companies provide similar services in the market, public hospitals may consider cooperating with other companies instead of renewing their current contracts.

4. terms of the contract: the conditions and duration of contract renewal may be stipulated in the contract, and both parties can decide whether to renew the contract and the duration of renewal according to the contract.