The basis of the smart city is through the sensor or information collection equipment to obtain the city system data in all directions, right?

The basis of a smart city is to obtain city system data in all directions through sensors or information collection equipment, because according to the information, the smart city is of high quality, the user experience is good, and it has been praised by the users, and its all-directional access to the city system data can be queried, so the basis of a smart city is to obtain city system data in all directions through sensors or information collection equipment.