- HD 1080
- Runtime: 113m.
- Status: Released
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- Languages: zh
- Country: Hong Kong
- Director: Chang Cheh
- Stars: Phillip Kwok Chui, Chiang Sheng, Lu Feng, Lung Tien-Hsiang, Chan Shen
- Production_studio: Shaw Brothers
- Slogan: The fight goes on… to the death!
- The The Flag of Iron is featured in the top rankings of 1980
- #7 in Top Action Movies of 1980
Loyal gang member Iron Panther takes the heat for his boss after a dustup with their rivals, only to end up betrayed in this vintage kung fu yarn.