Ip Man opens a school in 1949 Hong Kong and ends up in a ring against a British boxer.
Donnie Yen as the Wing Chun master during the Japanese occupation; ten black belts at once.
A developer moves on the school and Mike Tyson turns up as his boss; the fight in the lift is the set piece.
Ip Man travels to San Francisco with a throat cancer diagnosis to find his son a school; the last of the Donnie Yen run.
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