Class check-in data belongs to big data. Student check-in data is accumulated and mined as big data of learning behaviors, providing big data support for school decision-making and promoting standardization of school management. Big data is defined as a collection of data that cannot be captured, managed, and processed within a certain timeframe using conventional software tools, and is a massive, high-growth, and diverse information asset that requires a new processing model in order to have stronger decision-making, insight discovery, and process optimization capabilities.