All of them were shocked to see Chai Tianxiao. They knew that the old prince was the brain trust of the whole family, that is, the Prime Minister of the Song Dynasty. He was one of the four auxiliary ministers. He was the only one who survived. He was once known as the first wise man of the Song Dynasty. Even if he retired, he could make the tyrant support his son Chai zongxun to be the Prime Minister of the dynasty.

so since the founding of the whole Song Dynasty, Chai Tianxiao can definitely be called the first prime minister. All of this is due to his ordinary composure....