Facts: - zi: yaoshi -lrb- yaoshi yao-shih -rrb- - title: general - pinyin: li jing - kingdom: the tang dynasty - caption: portrait of li jing - death date: july -rrb- 2 , 649 -lrb- aged 77 -- 78 - trad: - simp: - birth date: 571 - name: li jing - image size: 200px - image: .jpg - wg: li ching - post: duke kung -rrb- jingwu of wei -lrb- wei ching-wu Based on these bullet points, write a short biography describing the life of li jing -lrb- general -rrb- .
li jing -lrb- 571 -- july 2 , 649 -rrb- , courtesy name yaoshi , posthumously known as duke jingwu of wei , was a chinese general who lived in the early tang dynasty and was most active during the reign of emperor taizong .in 630 , li jing defeated the gokturks , led by jiali khan , with just 3,000 cavalry soldiers in a surprise attack , allowing the tang empire to subjugate the gokturks and reduce them to the status of a vassal under the tang empire .li jing and li shiji are considered the two most prominent early tang generals .