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.

• DirectorChen Fangqian
• Release1 January 1977
• Genre
  Thriller / Action
• Duration1h 29m
• Budget?
• Revenue?
• Rate
  

  7.0
  1 reviews
• Productions

  Beijing Film Studio, Ningxia Film Group