Harmon

After Yin Huaixi took guard of the North, he put a lot of effort into creating an "escort" business that specializes in traveling up to the North. It indeed brought in more trade, and the North had become much more prosperous.

However, the lives of the people in the lower classes had not improved much.

Meanwhile, Yu Youyao's actions had indeed brought about greater improvements to the people.

In this aspect, he was far inferior to Yu Youyao.