Three Black Triangles
Overview
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.
Cast
Details
| Status: | Released |
|---|---|
| Release Date: | 1977-01-01 |
| Production: | Beijing Film Studio, Ningxia Film Group |
