According to HKFA under Guess who killed my twelve lovers: 編劇, 易方 (即葉逸芳)

Yip Yat-Fong / (葉逸芳)

Yee Fong / (易方)

Saw the movie and the credit is Yee Fong as Writer.

Can anyone confirm they are the same person? Thanks

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

merged:

Yee Fong
易方
Cantonese: Yee Fong
Mandarin: Yi4 Fang1
Aliases: Yi Fang, Yih Fong

Writer
The Lexicon of Love (1949)
A Dazzling Trap (1961)
Love on the Edge (1962)
Two Ideal Couples (1962)
A Happy Reunion (1964)
Emperor Takes a Holiday (1965)
Wife on Trial (1966)
Flying Dragon Heroes (1967)
The Golden Knight (1970)
Guess Who Killed My Twelve Lovers (1970)
The Skyhawk (1974)

and


Yip Yat-Fong
葉逸芳
Aliases: Yeh I-Fang, I Fang, 易方

Writer
The Lady Thief (1948)
Black Butterfly (1968)
The Jade Raksha (1968)
Heads for Sale (1970)
The Price of Love (1970)
The Lady Hermit (1971)
The Black Tavern (1972)
Village of Tigers (1974)
My Darling Love (1974)