What is the legend about Emperor Wu Tong?

Wu Tong is also known as Five Sages, Five Emperors and Huaguang Bodhisattva. In Hakka folklore, he is a god from god to man and from man to god. Legend has it that the Jade Emperor named him the "Jade Seal Buddha" and will always respect the town boundary. From then on, all the people admired and asked for boys and girls, businessmen went out to make profits, scholars were the top scholars, and farmers were rich in grain and responsive.