After he defeated remnant forces consisting of Ming loyalists in southwestern China, he was rewarded with the title of Pingxi Wang (平西王; translated as "Prince Who Pacifies the West" or "King Who Pacifies the West") with a fief in Yunnan by the Qing imperial court.
Wu Sangui's son, Wu Yingxiong (Wu Shifan's father), married Princess Jianning, the 14th daughter of the Kangxi Emperor's grandfather Hong Taiji.