林爱华于1995年正式加入香港电影行业，于UFO电影公司担任全职编剧工作，并开始跟陈可辛合作，合编的电影包括《嫲嫲凡凡》(1995)、《记得香蕉成熟时3》(1996)、《金枝玉叶2》(1996)等。2000年，她首次执导(并编剧)电影《十ニ夜》，更为她带来金紫荆奖最佳编剧的提名。其他执导兼编剧的作品包括《寻找周杰伦》(2003)及《安娜与安娜》(2007)。她多年来跟陈可辛合作无间，参与其编剧的作品包括《如果．爱》(2005)、《投名状》(2007)及《武侠》(2011)。

Born in Hong Kong, Aubrey Lam Oi-wah graduated from the University of Hong Kong, then studied film at Los Angeles. After attending directing classes of the Hong Kong Film Directors’ Guild, she joined UFO in 1995 as scriptwriter. Since then, she had established herself as one of Hong Kong’s noted women writers, with scripts for Yesterday You, Yesterday Me (1997, Love Trilogy (2004) and Wu Xia (2011). She also co-authored the scripts for Who’s the Woman, Who’s the Man (1996), Purple Storm (1999), Golden Chicken 2 (2003), Perhaps Love (2005) and The Warlords (2007), the latter two films nominated for Best Screenplay by the Hong Kong Film Awards

Lam began directing with Twelve Nights (2000), a meditative look at romance which she also wrote. Lam switched focus with her sophomore project, directing and writing the quirky comedy Hidden Track (2003). In 2002, she obtained a Master’s degree at�the University of Hong Kong.