How to write round-trip statistics

Filling method of round-trip statistics:

1. destination: fill in travel itinerary destination: province, city and county.

2. Same-day round trip: fill in whether it is the same-day round trip according to the specific situation.

3. Transportation: Select the type of transportation you take, and fill in the flight information, train number, etc.

4. Departure time: fill in the itinerary of the day by default. You can also make up the report and predict the trip. "Communication Big Data Travel Card" is the "signaling data" of mobile phones of China Xintong Institute, China Telecom, China Mobile and China Unicom, and it is a service upgrade for 654.38+06 billion mobile phone users to obtain free inquiry service through the location of the base station where their mobile phones are located.