At around 13:00 on July 30, 2021, short-term heavy rainfall occurred in Guangzhou.

During the period, the subway company also arranged for shuttle buses to walk thought the two stations.

[3] The accident attracted attention due to the serious flooding of Zhengzhou Metro Line 5 that occurred before.

[4] After the investigation, it was confirmed that a retaining wall that did not meet the quality requirements was built illegally for the construction site near the exit.

Relevant management personnel were subject to administrative punishment or disciplinary action within the Party.