His father was able to pass several levels in the Ming dynasty Imperial exam, but only served briefly as an administrator before continuing life as a free scholar back home.
Qian was promoted to a low ranking general as a result of the Imjin War, and after he arrived at Beijing on his latest logistical run along the Grand Canal he quickly took 1,000 men to Liaodong.
Qian along with Wu Weizhong was part of the vanguard of the major Ming expedition in 1593 directed by Song Yingchang and led by Li Rusong.
His records also stated that the general Zha Dashou (查大受) was responsible for misleading Li Rusong and the Ming forces to the debacle in the battle of Byeokjegwan in late January that year.
[5] Qian began to rise quickly after returning from Korea, eventually topping out as the Zhongbin (highest level of generals in the Ming) in 1620, but he retired before officially taking office.