Kwan is best known for co-starring with
Jet Li in the "Once Upon A
Time In China" series (starting with _Wong Fei-hung (1991)_ ) and in Swordsman II
(_Xiao ao jiang hu zhi dong fang bu bai (1991)_ ). She also starred in popular films with
Jackie Chan in
"Operation Condor 2: The Armour of Gods" ( _Longxiong hudi (1986)_ ) and in "Project A
II" (
Project A 2 (1987) ).