Crystal Hunt

Crystal Hunt is a 1991 Hong Kong action film directed Hsu Hsia, who also appears in a supporting role in the film, and starring Sibelle Hu, Donnie Yen and Carrie Ng. Plot In Hong Kong,  former triad leader (Tin Ching) becomes intoxicated with Gu, so his daughter, Lisa (Carrie Ng) hires archeologist Professor Lau (Hsu Hsia) to find a Gold Crystal located on a saintly mountain in Khon Kaen Province Thailand that can cure him. There, Lau's assistant, Peter Tam (Tony Tam), who has been stealing antique for an American criminal, Stephen (John Salvitti), gets into a dispute with the latter and ends up being killed by Stephen's henchmen. Before being killed, Peter revealed he can steal the Gold Crystal for Stephen hoping the latter will spare him, so Stephen kidnaps Lau up to the saintly mountain and forces him to take the Gold Crystal. Before being kidnapped, Lau gave a call to former police officer, Brett Chan (Donnie Yen), the estranged boyfriend of his daughter, Wendy (Takado Fujimi). When Brett calls Wendy, he figures Lau has gone missing and informs his old partner Inspector Wu (Sibelle Hu), who is also hunting Stephen after her partner, Officer Leung (Bryan Leung) was killed during a drug bust. Lisa, unable to contact Lau, sends her boyfriend Kwong (Ken Lo) to kidnap Wendy, who tells Lisa she is also looking for her father and Lisa lets her go. Wendy goes to Thailand and reconciles with Brett when she finds out Brett quit his job as a cop to be a tour guide for her before find a map to the saintly mountain before a portrait with her father and consults Wu. Lisa, who has been failing Wendy, arrives to Thailand with Kwong to check on her while Wu warns Lisa to watch out or she will arrest them. Wu then spots her informant who runs from her, but eventually catches up to him with the help of Brett and they learned Peter was killed by Stephen. Brett and Wendy sneak into Stephen's factory while Lisa and Kwong tail them. Stephen catches them and they both fight Stephen and his gang. Lisa and Kwong were also spotted by Stephen's henchmen and flees while Brett and Wendy are cornered until Wu rescues them in a pickup truck after having fought off one of Stephen's henchmen earlier who tried to kill her in Brett's apartment.