<Tr> <Th> Yale Romanization </Th> <Td> Daaih Yúh </Td> </Tr> <Tr> <Th> Jyutping </Th> <Td> Daai Jyu </Td> </Tr> <Tr> <Th_colspan="2"> Southern Min </Th> </Tr> <Tr> <Th> Hokkien POJ </Th> <Td> Tāi - í / Tāi - ú </Td> </Tr>

What purpose did the sage kings of the xia serve