Gao Xianzhi
In 747 the Tang general Gao Xianzhi captured Lesser Bolü. In 748 the Tang recaptured Suiye and destroyed it. In 749 Tang recovered the Stone City. In 750 the Tang intervened in a dispute between their vassal Fergana and the neighboring kingdom of Chach, located in modern Tashkent. The kingdom of Chach was sacked and their king was taken back to Chang'an, where he was executed. In the same year Tang also defeated Qieshi in Chitral and the Turgesh.