Three Black Triangles
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Three Black Triangles

1977
Action, Thriller | 01 January 1977
Lei Ming, Ling Yuan, Liu Jia
The Public Security Bureau intercept a telegram notifying foreign agents to retrieve the "110 secret". Shi Yan, head of the Reconnaissance Section, starts a campaign of counter-espionage, but one of his agents is soon killed on board a train.
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