Gongsun Zan
In 191, after Han Fu relinquished his control of Ji Province to the warlord Yuan Shao, Zhang He came to serve Yuan Shao and was promoted to the rank of Colonel (). Between 191 and 199, Zhang He fought on Yuan Shao's side in the war between Yuan Shao and his rival Gongsun Zan. In 199, after Yuan Shao had eliminated Gongsun Zan at the Battle of Yijing, Zhang He was further promoted to General of the Household Who Brings Peace to the State () for his achievements in battle.