Secret Rivals 2 (1977)

aka’s: Nan Quan Bei Tui Dou Jin Hu/
Silver Fox Rivals II/
The Secret Rivals Part 2/
南拳北腿鬥金狐

“Gold Fox” (Hwang Jang-lee) is out to avenge his brother’s death and find a stash of stolen silver, but the “North Leg” (John Liu) and “Little South Boxer” (Tino Wong) team up to stop him and his henchmen.