1. WeChat official account: Pay attention to the official account of WeChat, the contract service of WeChat, and click "My Contract" after entering.
2. Alipay: Open the city service function of Alipay, and select "Contract Service" in "Convenience Service" of "Government Affairs" for query.
3. Public rental company: Check the electronic contract on the public rental company official website or APP.
Please note that in order to ensure the safety of inquiry, it is suggested to inquire about the electronic contract signed by public rental housing through official channels.