Cai Chengyong was elected as the Vice Chairman of the Standing Committee of the 14th People's Congress of Qinghai Province.

According to the official WeChat account of the Qinghai Provincial People's Congress, the Presidium Announcement of the Fourth Session of the Fourteenth People's Congress of Qinghai Province announced that on January 30, 2026, Cai Chengyong was elected as the vice chairman of the Standing Committee of the Fourteenth People's Congress of Qinghai Province.