If I'm not wrong these two guys should be the same person. I don't have specific proofs and the chinese characters are quite different... but I watched all their movies and I'm nearly sure I've always seen the same face. I think we should merge them.

David Lee Sheung Man 李尚文
http://www.hkmdb.com/db/people/view.mhtml?id=12512&display_set=eng

David Lee Wai Sheung 李煒尚
http://www.hkmdb.com/db/people/view.mhtml?id=13908&display_set=eng

They share my opinion:
http://www.lovehkfilm.com/people/lee_david.htm
http://www.m-dream.co.uk/people/stars.php?section=chineseactors&star=23

I checked chinese sites and you are right. They usually put his two names to clarify his "duality"
http://www.cinespot.com/filmpeople/chkleedavid.html

李 尚 義
Lee Sheung-yee, David
別 名: 李 尚 文 / 李 煒 尚
生 日: 10/16/1972
身 高: 176cm
血 型: O

and merge his filmography, as I will do in 15 days if nobody stops me.

other proofs:
http://www.google.com.hk/search?q=cache ... lang_zh-TW

http://www.google.com.hk/search?q=cache ... lang_zh-TW

-----------------------------------------------------

I will wait 15 days more, until the Chan Wan topic be solved.