Lai Yong is a prominent figure in the realm of documentary filmmaking, particularly noted for his groundbreaking work in the early '90s. His most celebrated project, *Overview of National Defense of Various Countries* (1991), offers a fascinating look into global military strategies and defense mechanisms, a subject that resonates deeply with collectors who appreciate the intersection of politics and media. This film is not only a historical artifact but also a pivotal release that highlights the evolution of documentary storytelling during a transformative era. Collectors actively seek out Lai's work for its unique perspective and the rarity of its physical media releases. The film's limited print runs on formats like VHS and DVD have made it a prized possession for those who value authentic representations of historical events. As home video formats continue to evolve, Lai Yong's contributions remain a testament to the lasting impact of documentary cinema on our understanding of the world, making his films essential additions to any serious collector's library.