[4] In 1662, Tong Guogang succeeded to the hereditary rank Third class jinkini hafan and appointed the deputy commander of the imperial bodyguard (內大臣).

In 1675 he assisted Oja (鄂扎) in the suppression of the rebellion of the Chahar Mongols led by Bürni (布爾尼) and was designated North Pacifying General (安北將軍).

Songgotu's signature was followed by those of Tong Guogang, Langtan (郎坦), Bandarša (班達爾沙), Sabsu (薩布素), Mala (瑪喇) and Unda (温達).

After Yongzheng ascended the throne, Tong was awarded posthumous appointment of Grand Tutor (太傅).

They maintained close relationships with two Jesuit missionaries, Lodovico Buglio and Gabriel de Magalhães.