Students can play three cards at the same time.

No, everyone can only punch in once a day.

Take enterprise WeChat as an example. In the enterprise WeChat of the mobile phone, click the workbench at the bottom; After entering the page, click Health Report; Pop up a new interface, fill in the health information, and click OK to complete the health punch.

Punching in, a popular word on the Internet, originally refers to punching in to record attendance at work. Derivation refers to going somewhere or having something (usually for others to see). Enter online celebrities and holy places. Health punching is only used for daily health feedback and records, and it is not mandatory to fill in every day, nor is it the only factor for approval. However, it is helpful to track and understand the health situation after filling in, so as to adjust the code state.