 Within a year, he was the deputy commander-in-chief for the PLA forces in Tibet.He became a leader not only of Tibet but also the Chinese Communist Party in Tibet.As a delegate of the government of Tibet sent to negotiate with the Chinese Government, he headed the Tibetan delegation to the Beijing peace negotiations in 1951, where he signed the Seventeen Point Agreement for the Peaceful Liberation of Tibet with the Chinese Communist government in 1951, accepting Chinese sovereignty in exchange for guarantees of autonomy and religious freedom.