Are these the same film or do we need to sort out which aliases go where?

Tough Guy (1980)
http://hkmdb.com/db/movies/view.mhtml?i ... ay_set=eng

Duel at Tiger Village / Tough Guy (1978)
http://hkmdb.com/db/movies/view.mhtml?i ... ay_set=eng

I vote for to merge the two movies.

if nobody stops me in 15 days I will merge them.

merged:

Tough Guy (1980)
Literal Translation: Collier fight the tiger
HKFA: Iron Monkey Strikes Back
Alias : ?????
Alias: ???
Country: Hong Kong
Genre: Martial Arts

Director Pao Hsueh-Li
Script Katy Chin Shu-Mei
Producer Chow Dah-Lai

Cast
Chen Kuan-Tai
Chia Ling
Chan Sing (1)
Shut Chung-Tin
Kiu Lam (2)
Yan Chung-Shing
Tin Yau
Chan Muk-Chuen
Yim Chung
Chin Tung-Mei
Li Min-Lang
Ou-Yang Sha-Fei

Production Company Film Line Enterprises
Production Manager Chou Tsai-Te
Presenter Cheung Chung-Lung

and

Duel at Tiger Village (1978)
?????
Alias: Tough Guy
Alt title: Duel of Master
Alt title : ???
UK video title: Iron Monkey Strikes Back
Alias: The Spy Called Cold-Blood

Country: Taiwan
Genre: Martial Arts

Director Pao Hsueh-Li
Script Katy Chin Shu-Mei
Action Directors Chan Muk-Chuen
Sun Jung-Chi
Producer Chow Dah-Lai

Cast
Chen Kuan-Tai ... Cool Head
Chia Ling ... Chai Fung
Chan Sing (1) ... Chamberlain Wu Tai
Shut Chung-Tin ... Dragon tattoo on chest
Tin Yau
Yan Chung-Shing
Kiu Lam (2)
Cheung Fong-Ha
Li Min-Lang ... Murdered fighter
Ou-Yang Sha-Fei ... Lee San's Mum [cameo]
Yim Chung
Liu Wai (1)
Sham Chin-Bo ... extra
Chan Muk-Chuen
Chin Tung-Mei
Lee Fat-Yuen

Production Company Filmline Enterprises
Cinematographer Ng Kwok-Hao
Production Manager Chou Tsai-Te
Presenter Cheung Chung-Lung
Assistant Director
Chan Kai-Jun
Lee Ho (2)
Composer Stanley Chow Fook-Leung