He was mobilized for various service commissions in India, Cape Verde and Angola, where he served as Chief of Staff of the Governor General, and later, General Commander of the Public Security Police.
[4] On 25 November 1966,[1] he was appointed the Governor of Macau, replacing António Lopes dos Santos.
[3] In the same year, political demonstrations and rioting against Portuguese rule in Macau occurred, which was known as the 12-3 incident.
On 29 January 1967,[1] he signed a statement of apology under a portrait of Mao Zedong,[5][6] placing Macau under the de facto control of the People's Republic of China.
He also promoted the construction of a bridge connecting Macau Peninsula and Taipa.