Guo, 74, was for a decade one of the two vice chairmen of Central Military Commission (CMC), the highest commanding authority of2.3-million strong People's Liberation Army, and second only to the Chinese president in the top body.
He retired in 2012 and was expelled from the ruling Communist Party last year.
He is the second highest ranking military official to face trial.
Earlier, Gen Xu Caihou, the former Vice Chairman of CMC, was stripped of all ranks and faced trial. But he died of cancer last year.
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Guo was found to have taken the advantage of his position to assist the promotion and relocation of other people, accepting an extremely huge amount of bribe personally and through his family, the statement said.
He has been charged with taking bribes to the tune of 80 million yuan (about USD 2.3 million), the South China Morning Post reported yesterday.
Guo "confessed to his suspected crime of bribery", Xinhua quoted an official of the military procuratorate as saying.
Guo had earlier been put under corruption investigation and was in July expelled from the CPC.
More than 40 top Generals are facing anti-corruption probes in the unprecedented anti-graft campaign launched by President Xi Jinping, who headed the CMC.
Thousands of officials including high ranking leaders were indicted in Xi's anti-corruption campaign which also drew criticism that it enabled him to consolidate his hold on the power.