I believe the two are the same and HKFA's ipac corroborates it. I'll merge the two under Fong Yim-Fen.
Fong Yim Fong 芳艷芳
http://hkmdb.com/db/people/view.mhtml?i ... ay_set=eng
Actor
Filial Piety that Moved the Heaven (1952)
Swallow the Poison with a Smile (1959)
(moving to Fong Yim-Fen) ->
http://hkmdb.com/db/people/view.mhtml?i ... y_set=big5
Fong Yim-Fen 芳艷芬
Actor
Flower Drops by the Red Chamber, The (1950)
Story of Dong Xiaowan, The (1950)
Girl Narned Liang Lengyan. A (Part 1) (1950)
Girl Named Liang Lengyan, A (Part 2) (1950)
Hongling's Blood (Part 1) (1951)
Hongling's Blood (Part 2) (1951)
She Says "No!" to Marriage (1951)
Second Visit to the City of Love, A (1952)
Lonely Moon on a Lonely Bed (1952)
Love Chain, The (1952)
Nothing Counts but Love (1952)
Song of Everlasting Sorrow, A (1952)
Perfect Match, A (1952)
All the Love Heaven Allows (1952)
Return of the Soul (1952)
Mis-Matched Love Birds (1952)
Couple in Love, A (1952)
Paying Nocturnal Mourning to White Lotus (1952)
Radiant Love (1952)
Joyous Reunion (1952)
She Said "No!" to Marriage but Now She Says "Yes!" (1952)
Her Perilous Adventures (1952)
Spring is in Town (1952)
Money Will Come Somehow (1952)
Bride a La Mode (1952)
Beautiful Matching (1952)
Everyone's Darling (1952)
Charming Night (1952)
Joys of Love on a Spring Night (1953)
Female White Golden Dragon, The (1953)
Happy Marriage (1953) ... Wan/Luk Yin-Wan,Ching's cousin
Rendez-Vous, The (1953)
Scholar Tang Bohu and the Maid Qiuxiang, The (1953)
Schoolar's Love-Song, A (1953)
Sweet Love-Affair, A (1953)
Flowers of Wealth (1953)
Buddhist Recluse for 14 Years, A (1953)
Romantic Spell (1953)
Rich and Happy (1953)
Romantic Night (1953)
Darling (1953)
Prude, The (1953)
Another Chance for Love (1953)
Music of Peace and Joy (1953)
Swallows' Return (1953)
Men's Hearts (1953)
Unexpected Luck (1953)
Tears for an Absenty Love (1953)
Cadet in Love's Battle, A (1953)
Expectant Wife, The (1953)
Crushed Flower, The (1953)
Woman in Grief (1953)
When Pretence Becomes Reality (1953)
Family of Eight in One Bed, A (1954)
Pretty Girl from Kuala Lumpur (1954)
Grief Stricken for Me (1954)
Elopement, The (1954)
10 year Search for the Missing Husband, The (1954)
Grand View Garden (1954) ... Lam Doi-Yuk, cousin
Motherly Love (1954)
Tragic Death of Lin Daiyu, The (1954) ... Lam Doi-Yuk
Sound of Music (1954)
Mrs. Cheng (1954)
Houseful of Treasures, A (1954)
Homeward Bound! (1954)
Do unto Others as They Do to You (1954)
Eternal Peony, The (1955)
Why Should a Nice Girl....? (1955)
Village Girl (1955)
Her Unrequited Love (1955)
Rich Girl and Her Double, The (1955)
Resurrection (1955)
Poisonous Rose, The (1955)
Sister's Heart, A (1955)
Faithful Wife, The (1955)
Beauty's Flourishing Fragrant, A (1955)
Crossroads (1955)
Romance Lasting Seven Lives (1955)
Till Death Us Do Part (1955)
Rear Window Cantonese "remake" (1955)
Silver Phoenix (1955)
Full Moon, The (1955)
Honeymoon (1955)
Lovers' Eternal Union (1956)
She's Not the Real Lady (1956)
Feather Fan Under Spring Lantern (1956)
Spring Comes Back (1956)
Funny Girl (1956)
Pleasure Daughter (1956)
Story of Little Cabbage and Yang Naiwu, The (1956)
Life and Death Together (1956)
Moonlight (1956)
Son of a Noble Family (1956)
Oriole's Song (1956)
Actress in War, An (1956)
Too Late for Divorce (1956)
Best Fortune (1957)
Reunion, The (1957)
Return on a Snowy Night (1957)
Loving Enemies (1957)
Pipa's Lament, The (1957)
I Cannot Love You (1957)
Nymph of the River Lo, The (1957)
Orphan Raised on Love, An (1957)
Joyous Wedding (1957)
Happy Reunion (1958)
Merry Phoenix, The (1958)
Spring's Joyous Blessings (1958)
Rich Young Lady, The (1958)
Sweep-Stakes Seller, The (1958)
Radiant Phoenix (1958)
Fairy Shepherdess, The (1958)
Mother's Broken Heart (1958)
Why Not Return? (1958)
Buddhist Recluse for 14 Years, A (1958)
Lovers' Tears (1958)
Scarlet Mark, The (1958)
Her Prosperous But Selfish Husband (1958)
Swallows Come Home (1958)
Tragic Story of Liang Shanbo and Zhu Yingtai, The (1958) ... Zhu Yingtai
Playboy Emperor and the Dedicated Meng Lijun, The (1958)
How Third Madam Educated Her Son (1958)
Story of a chaste Woman, The (1958)
Red Maid, the Matchmaker (1958)
Madame Qin Xianglian (1958)
Wealth Always Follows Woe (1958)
Lady Wne's Return to the Han People (1958)
Wife of Nobility is Never Free, A (1958)
Flower of the Night (1958)
Seven Good Wives, The (1958)
Story of Yutangchun, The (1958)
Beauty Fades from Twelve Ladies' Bower (1958)
Twin Lotuses (1959)
Twelve Beauties' Tricks on the Scholar (1959)
Love Follows Fortune (1959)
Brave Daughters of Han, The (1959)
Gui Zhi Sues (1959)
Heaven Brought Us Together (1959) ... Yip Shan-Chung
Blood, Love, Tears (1959)
Snow Storm in June (1959)
Beautiful Ghost's Grievance, The (1959) ... Kung Lai-Wan
Sweet Girl (1959)
Misguided Love (1959)
Follow the Husband (1959)
How Madam Zhao Went Far and Wide in Search of Her Husband (1959)
Story of Wang Baochuan (color) (1959)
Sweet Dew on a Beautiful Flower (1959)
Regret from the Spring Lantern and Feathered Fan (1959)
Dream Meeting between Emperor Wu of Han and Lady Wei, The (1959)
Moonlight and Pi-pa of the Borderland, The (1959)
Compilation of Dacheng Colours (1963)
Joy to the World (1963)