Question: Once Upon a Time in Shanghai is a 2014 Hong Kong-Chinese martial arts film directed by Wong Ching-po, and stars include Philip Ng, a Hong Kong-born American actor, martial artist and action choreographer, currently based in which location?
Sentence (from "Philip Ng"): Philip Ng Wan-lung () is a Hong Kong-born American actor, martial artist and action choreographer.
Relevant evidence: No