On March 7, 2021, CRRC-made metro trains for Guangzhou Metro Line 18 reached a speed of 176km/h in the stepped speed increase test, creating a new record of metro train pilot run speed in China. The stepped speed increase test consisted of seven speed levels, gradually increasing from 80km/h to 160km/h, and eventually reaching 176km/h, which is 110% of the designed speed.