Chinese Communist navy personnel training according to a report of the American intelligence dated 25 July 1950

An item reported that in begin summer 1950 at the naval academy at Hsiapingtao (121-29, 38-50) 6.000 cadets participated in navigation, marine engineering and gunnery courses. Recruited from the Dairen/Port Arthur, Chinchou and Antung areas were they divided over 4 battalions. There were 2 small gunboats available for the training. So-called ‘infected’ personnel belonging to the Nationalist navy were taken in custody and next reindoctrinated and trained in barracks earlier used by the Japanese armed forces at Lungtou, Port Arthur.

Source
The report was published on www.archive.org, CIA document number CIA-RDP82-00457R005400180011-5.