Чжан Цзолинь
In 1923, Lü was commissioned by the Fengtian clique warlord, Zhang Zuolin as a special envoy to Moscow, where he negotiated a treaty between Manchuria and the Soviet Union. He was appointed governor of the Chinese Eastern Railway in 1928, but lost his position after the death of Zhang Zuolin and the military defeat of his son Zhang Xueliang.