Chen Kuan-Tai himself stated in an interview, that he founded Tai Shen Film Company and produced their movies
so I suppose that the ?? (http://hkmdb.com/db/people/view.mhtml?i ... ay_set=eng) is an alias for ???
I cropped the interview passage as a credit picture to Ah tai

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

Merged
??
Ah Tai

Filmography (1974)

Producer (1 film)
The Crazy Instructor (1974)

and


???
Chen Kuan-Tai ?
Aliases: Chan Goon-Tai, Chen Kwan-Tai, Chan Koon-Tai, Chan Kuan-Tai, Chen Kung-Tai, Chen Guan-Tay, Chen Guan-Tai, Chan Kun-Tai,???
Born: September 24th, 1945

Filmography (1969-2018)

Action Director (7 films)
Cold Blade (1970)
The Chase (1971)
The Invincible Iron Palm (1971)
Bus Stop (1971)
Thunderbolt (1973)
Invincible Monkey Fist (1978)
The Invincible Kung Fu Trio (1978)
Producer (6 films)
The Simple-Minded Fellow (1976)
The Hero Tattoo with Nine Dragons (1977)
Go a Little Crazy (1977)
Return to Action (1990)
Blood Stained Tradewind (1990)
Forsaken Cop (1990)
Director (7 films)
The Simple-Minded Fellow (1976)
The Iron Monkey (1977)
Invincible Monkey Fist (1978)
Big Boss of Shanghai (1979)
Dangerous Person (1981)
Who Is the Killer? (1982)
Return to Action (1990)
Actor (160 films)
Redress (1969) ... Robber with coloured face
Two Sisters Who Steal (1969) ... Thug [extra]
Have Sword, Will Travel (1969) ... Guard [Extra]
Cold Blade (1970)
Wong Fei-Hung: Bravely Crushing the Fire Formation (1970)
The Secret of the Dirk (1970) ... Black Tiger Clan member
Modern School Life (1970) ... Peter
Vengeance! (1970) ... Feng's door guard/Hu's bodyguard
The Chinese Boxer (1970) ... Diao's thug [extra]
The Chase (1971) ... One of three killers
Bus Stop (1971) ... Gang member
Story of Thirty-Six Killers (1971) ... Jiao Meng
The Invincible Iron Palm (1971)
The Duel (1971) ... Liu Shou Yi's man [extra]
Sword of Heaven and Hell (1971) ... Hung Tien Piao
Maria (1971) ... Gang member
The Comet Strikes (1971) ... Waiter
The Bloody Fight (1972) ... Japanese Shen Ta Kuei
Many Faces of a Diamond (1972)
The Two Faces of Love (1972)
Impetuous Fire (1972)
The Hurricane (1972) ... [Extra]
Young People (1972) ... Ho Tai
Huo Tang De Ai Ren (1972)
The Water Margin (1972) ... Tattooed Dragon, Shi Jin
Four Riders (1972) ... Li Wei-Shi
Man of Iron (1972) ... Chow Yun-Wan/Qiu Lian-Huan
The Bloody Fists (1972) ... Okagawa Takeo
Boxer from Shantung (1972) ... Ma Yung Chen (Ma Yongzheng)
The 14 Amazons (1972) ... Soldier [extra]
The House of 72 Tenants (1973) ... Police contstable [cameo]
All Men Are Brothers (1973) ... Shi Jin
The Blood Brothers (1973) ... Huang Chung
The Savage 5 (1973) ... Ma Dao
The Bloody Escape (1973) ... Bandit Gu Hui
The Iron Bodyguard (1973) ... Big Blade Wang Wu
Thunderbolt (1973) ... Thug in orange
Hong Kong 73 (1974) ... Ambulance driver
Heroes Two (1974) ... Hung Hsi Kuan
Five Tough Guys (1974) ... Master Wu Wen-Yuan
The Tea House (1974) ... Boss Wang Cheng
Men from the Monastery (1974) ... Hung Sze Kuan (Hung Hsi Kuan)
The Spiritual Boxer (1975) ... Yi Wo's spiritual boxer [intro]
The Big Holdup (1975) ... Ma Rulong
The Floating Clouds (1975)
The Imposter (1975) ... Captain Lo Gin Yin
Big Brother Cheng (1975) ... Wang Cheng
Lover's Destiny (1975) ... Guan Shao-Feng
The Flying Guillotine (1975) ... Ma Tang
Temperament of Life (1975)
Seven Man Army (1976) ... Private Jiang Ming Kun
King Gambler (1976) ... Peng Tian Shi, Card Tyrant
Big Bad Sis (1976) ... Shing
Challenge of the Masters (1976) ... Lu Ah Tsai
Layout (1977)
The Iron Monkey (1977) ... Iron Monkey
Executioners from Shaolin (1977) ... Hong Xi Guan
The Hero Tattoo with Nine Dragons (1977) ... Ta Lung [title char]
Tough Guy (1978) ... Cool Head
Invincible Monkey Fist (1978)
Crippled Avengers (1978) ... Black Tiger Dao Tian-Du
Big Boss of Shanghai (1979) ... Wong Chun Yung
Invincible Enforcer (1979) ... Min
Iron Fists (1979) ... Cpt. Chen Tien Ching
Killer Constable (1980) ... Leng Tian-Ying
Rendezvous with Death (1980) ... Golden Rod Gu Feitian
The Master (1980) ... Chin Tien Yun
Notorious Eight (1981) ... Zhou Shiqiang
The Battle for the Republic of China (1981) ... [Cameo]
Challenge of the Gamesters (1981) ... Zhang Lie
Dangerous Person (1981)
Ambitious Kung Fu Girl (1981) ... Qin Ge
Deadly Duo (1981)
Red Rattlesnake (1981)
Human Lanterns (1982) ... Master Tan Fu
Blood Brothers (1982)
New Pilgrims to the West (1982)
Seven Knights (1982)
Little Flying Dragon (1982)
Gang Master (1982) ... General Mang Yi Tu
Rolls, Rolls, I Love You (1982) ... Cui Tung Sing
Winner Takes All (1982) ... Mr Miyamoto
Don't Trust a Stranger (1982)
Raiders (1982)
The Tycoon (1982)
Dirty Trick (1982)
Who Is the Killer? (1982)
A Life of Ninja (1983) ... Chow Han Wei
The Challenge of the Lady Ninja (1983) ... Lee Tong
Lost Generation (1983) ... Paul
Little Dragon Maiden (1983) ... Guo Jing
The Black Magic with Buddha (1983) ... Ben
Mission Thunderbolt (1983) ... [DON'T TRUST... footage]
Death Ring (1984)
Opium and the Kung-Fu Master (1984) ... Master Rong Feng
Return of the Bastard Swordsman (1984) ... Mochitsuki Soryu Han
Long Road to Gallantry (1984) ... Ling Han Feng
Thunderclap (1984)
Butcher (1984)
The Shanghai Thirteen (1984) ... Shin
I Will Finally Knock You Down, Dad! (1984) ... Dad - Master Chen
Chak Sing (1984)
Majestic Thunderbolt (1984) ... [RED RATTLESNAKE footage]
The 3 Heros (1984)
The Dancing Warrior (1985) ... Rich man
How to Choose a Royal Bride (1985) ... Tian Di Hui chief
Fortune Hunters (1987) ... Leopard
Human Senpiment Law (1988)
Long Fa Tang (1988)
Just Heroes (1989) ... Tai
The Fortune Code (1990) ... Triad boss gambler
Sleazy Dizzy (1990) ... Chen Yuan Long
Angel Mission (1990)
Blood Stained Tradewind (1990) ... Arms buyer [cameo]
Return to Action (1990) ... Chen Yun Chan
The Sniping (1990)
The Tigers (1991) ... Hon-Wai
All Mighty Gambler (1991) ... Tai
Today's Hero (1991) ... Triad Boss
Tri in Triad (1991)
Gambling Soul (1992) ... Policeman [cameo]
The World of Desire (1992) ... Uncle Won
Ghost Killer (1992)
Heroin Tunnel (1992)
The Trouble Couple (1992)
Bogus Cops (1993) ... Officer Wu
Shadow Cop (1993) ... Master Tai
Angel of the Road (1993)
How to Meet the Lucky Stars (1996) ... Liu Tin - king of gamblers
Sheng Goes to Taiwan (1998)
The Final Winner (2001) ... Brother Cheng
The Era of Vampires (2002) ... Zombie wrangler
Power King (2002) ... Chan Kei
Hero Youngster (2004) ... Mr Wei Bai-Hao
Fearful 24 Hours (2004) ... Shih Jin Jiang
Where Is Mama's Boy? (2005) ... Mad Cow
Dragon Tiger Gate (2006) ... Ma Kun
My Wife Can Fight (2006)
The Valiant Ones New (2007)
Kung Fu Hip-Hop (2008) ... Second Uncle
Murderer (2009) ... Officer Tai
14 Blades (2010) ... Fa Huang
Fire of Conscience (2010) ... Captain Kan
Gallants (2010) ... Dragon
White Vengeance (2011) ... Qiu Ran
No Retreat (2012)
Glory Days (2012) ... Brother Tai
The Man with the Iron Fists (2012) ... Golden Lion
Game of Assassins (2013) ... Assassin
Conspirators (2013) ... Chai
Once Upon a Time in Shanghai (2014) ... Baldy Bai
The Real Iron Monkey (2014)
The Choice (2015)
The Master (2015) ... Dojo head
Cherry Returns (2016)
Xin Gui Da Gui (2016)
Muay Thai Girls (2016)
Dealer/Healer (2017) ... Machete
Keyboard Warriors (2018) ... Ching-Kit's father
Shed Skin Papa (2018) ... Brother Tai
Planning (1 film)
Sleazy Dizzy (1990)
Writer (2 films)
Invincible Monkey Fist (1978)
Dangerous Person (1981)
Executive Producer (1 film)
The Crazy Instructor (1974)


Biography

Born in Guangdong (China), Chen Kuan-tai was one of Shaw Brothers' first real, solidly trained martial arts stars that could in essence be considered a master of martial arts by his peers. He landed bit roles as a martial artist in his first films The Boxer From Shantung with Shaw Brothers in 1972.
Chen branched out as an actor with his tender roles in The Tea House and its sequel Big Brother Cheng both directed by Kuei Chin-hung. The gave Chen the "legitimate actor" status.
After starring in the box office sucesses Challenge Of The Masters and Executioners From Shaolin, both helmed by the legendary martial arts director Liu Chia-liang. Chen left Shaw Brothers. Chen returned to the Shaw's screen with Crippled Avengers in 1978.
Starring in over 80 films, he's still going strong and only makes occasional public appearances nowadays.

- Celestial Pictures release of Five Tough Guys

Also in Tai Pan (1986)