Utilizing artificial intelligence technology to restore precious old video archives to HD content without destroying the original archives, we can quickly realize the restoration and rebirth of precious old video archives and HD reproduction, further improve the management level of video archives and value mining, try to extend the research results to the whole process of production, broadcasting, storage and distribution in the media industry, so as to adapt to the needs of the new communication environment to the greatest extent, release the maximum effectiveness of video archives and achieve both social and economic benefits.