The Trough
低壓槽
The Trough Online is Free. Yu Chau is a cop who has gone so deep undercover within the triad. He can no longer tell which side of the law he's on. When he accidentally kills one of his pals in an operation, he runs off into the boonies to lick his wounds. Upon his return, he teams up with fellow officers Jim and Jackie to catch a triad Boss, only to unveil collusion with government officials at the highest level. Yu Chau once again faces the dilemma of taking the law into his own hands...
- Genre: Action, Crime, Thriller
- Country: China, Hong Kong
- Director: Nick Cheung Ka-Fai
- Cast: Nick Cheung Ka-Fai, Xu Jinglei, Lam Suet, Ni Dahong, Vithaya Pansringarm, Yuen Wah, Louis Cheung, He Jiong, Yu Nan, Maggie Cheung Hoh-Yee, Michael Miu, Paul Chun Pui, Li Haitao, Chris Collins, Philip Ng, Feng Yichao, Lu Mingming, Song Binwei, Sun Mingzhen,