Which episode is Zhang Daochang's fortune-telling in Yongzheng Dynasty?

In which episode did Zhang appear during Yongzheng period? To answer

The eighth episode.

Zhang's first appearance was based on a small person who protected himself in Jiangxia Town. By chance, he met Yin and Huang, and kind Zhang helped him. Since then, Old Four and Old Thirteen have remembered this kindness.

Later, he was wrongly imprisoned. After being rescued, he became the royal bodyguard of Emperor Kangxi. After serving two emperors, he resigned and became the thirteenth Huang Hong.