What was the establishment date of this ancient kingdom that was annexed during the Southward expansion of the Han Dynasty, and consisted of the commanderies Nanhia, Guilin, and Xiang?
Southward expansion of the Han dynasty:  Campaigns were dispatched against the Yue tribes, leading to the annexation of Minyue by the Han in 135 BCE and 111 BCE, Nanyue in 111 BCE, and Dian in 109 BCE. Nanyue:  Nanyue was established in 204 BC at the collapse of the Qin dynasty by Zhao Tuo, then Commander of Nanhai.
i don't know