Zhang Yong was elected as the mayor of the Haikou City People's Government.

On September 23, the Sixth Session of the Seventeenth People's Congress of Haikou City was held. The first plenary session of the conference passed the "Election Method of the Sixth Session of the Seventeenth People's Congress of Haikou City". The second plenary session passed the list of the chief vote counters and vote counters of the conference; using an anonymous voting method, Zhang Yong was re-elected as the mayor of the Haikou Municipal People's Government.