State Oceanic Administration
On 11 September 1974, Shu partially regained his normal life. In 1978, Shu was transferred to the Chinese State Oceanic Administration where he became a professor and senior researcher for oceanic dynamics at its First Research Institute of Oceanography (). In the 1970s, Shu did successful calculations for the Pacific Ocean test of the Dongfeng V intercontinental ballistic missile. In 1979, when the Oceanic Physics Branch () of the Chinese Society of Oceanography () was established in Guangzhou, Shu was elected its honorary director-general.