Chi Ying Cheng is a notable figure in the realm of physical media, recognized for their impactful performances in cult classic films. One standout title in their filmography is *Vice Squad 633* (1979), a gritty crime drama that has garnered a dedicated following over the years. This film not only showcases Cheng's compelling acting but also serves as a prime example of the late '70s exploitation cinema that collectors actively seek out for its unique storytelling and aesthetic. Collectors are particularly drawn to *Vice Squad 633* for its limited home video releases, making it a sought-after item. The film captures the raw essence of its era, and its availability in various formats, including VHS and DVD, enhances its appeal. As collectors scour through archives and online marketplaces, Cheng's work stands out as a testament to a transformative period in film history, ensuring that their contributions remain a cherished part of any serious movie collection.