Will etc collect fees indiscriminately?

Etc is an advanced electronic toll collection system, which is mainly used in transportation fields such as roads and bridges. Etc realizes automatic toll collection by installing electronic tags on vehicles and reading the tag information on etc gantry at the entrance and exit of road sections, which avoids the traditional manual toll collection process and improves the traffic efficiency. Etc charging method adopts the method of comprehensively calculating the charging amount according to factors such as vehicle type, vehicle speed and mileage. According to the relevant national regulations, the billing accuracy of ETC system requires one thousandth, that is, the error does not exceed 0. 1%. In addition, etc system has strict charging rules and auditing system to ensure the accuracy of user charges. Therefore, etc will not deduct fees at will.