Claim: Yueban, now part of modern-day Kazakhstan, was the name used by Chinese historians for the remnants of the Northern Xiongnu in Zhetysu who emerged after the disintegration of the Xiongnu confederation.
Evidence: Yueban (Chinese: 悅般) (Middle Chinese: */jiuᴇt̚-pˠan/ < Late Han Chinese: */jyat-pɑn/), colloquially: "Weak Xiongnu", was the name used by Chinese historians for remnants of the Northern Xiongnu in Zhetysu, now part of modern-day Kazakhstan. The Yueban emerged after the disintegration of the Xiongnu confederation.