■ Interim inspection
The aim of the inspection is to inspect the operating condition of each part of the subway train, the features and the status of main devices, and to this end, involves the replacement of consumables and refueling based on the standard refueling table.
■ Regular inspection
The aim of the inspection is to dissect each of the parts, repair and test them to ensure that subway train features work properly in the next regular inspection 4 years or 8 years later.