China Strike Force (traditional Chinese: 雷霆戰警; simplified Chinese: 雷霆战警; pinyin: lèitìng zhànjǐng) is a 2000 Hong Kong action film starring Aaron Kwok, Norika Fujiwara, Leehom Wang and Ruby Lin. It was directed by Stanley Tong and written by Steven Whitney and Stanley Tong. Two young Chinese Police Officers, Darren (Aaron Kwok) and Alex (Leehom Wang) investigate a murder they witnessed. China Strike Force was shot in both Mandarin and English. The director Stanley Tong shot the film in Shanghai as the location as he found it cheaper than shooting in Hong Kong and he also wanted to get to know mainland China better. China Strike Force was released on December 21, 2000 in Hong Kong where it grossed a total of HK$ 20,513,906. At the 20th Annual Hong Kong Film Awards, the film was nominated for Best New Performer (Wang Lee Hom), Best Action Choreography (Stanley Tong and Ailen Sit Chun Wai) and Best Sound Design (Paul Pirola).