Cao Nan has carved out a notable niche in the realm of independent cinema, captivating audiences with a blend of emotional depth and compelling storytelling. Best known for their standout role in "The Big Dipper" (2019), Cao's performance not only garnered critical acclaim but also sparked interest among collectors of indie films. This film, celebrated for its raw portrayal of complex relationships, has become a sought-after title in both DVD and Blu-ray formats, with limited editions featuring behind-the-scenes content that enthusiasts crave. Collectors are particularly drawn to Cao's work due to its connection to the growing appreciation for authentic, grassroots filmmaking. As the physical media landscape evolves, "The Big Dipper" stands out as a testament to the artistry of the independent film scene, making it a must-have for anyone passionate about preserving cinematic history. As they continue to expand their repertoire, Cao Nan's contributions to film promise to enrich the collections of those who value both artistry and the tangible experience of home video.