Fist of Fury (also known as The Chinese Connection) is a 1972 Hong Kong martial arts film directed by Lo Wei, starring Bruce Lee in his second major role after The Big Boss (1971). Lee plays Chen Zhen, a student of Huo Yuanjia, who fights to defend the honor of the Chinese in the face of foreign aggression, and to bring to justice those responsible for his master's death.

Is it true that is fist of fury and chinese connection the same movie?
yes