sentences:  He was ordained to the priesthood by Archbishop Rossi on 5 December 1920, and then taught at the Udine seminary from 1921 to 1927, whilst serving as Rossi's private secretary.In 1927 Antoniutti was named secretary of the apostolic delegation to China, under Archbishop Celso Costantini, becoming its auditor in 1930 and later "chargé d'affaires" "ad interim" in 1933.He was raised to the rank of Privy Chamberlain of His Holiness on 24 September 1931, and named auditor to the Portuguese nunciature in 1934.