The work aims to study the application of digital technology in culture and museum field under the positive development of China's culture and museum industry, to promote the innovative and long-term substantial improvement and development of the culture and museum industry.Through the method of literature research, the current situation and development difficulties of culture and museum were mastered and the culture and museum field was analyzed from the perspective of tourism in the front, middle, back, and the entire process, to avoid the research subject being vague and not grounded. Through theoretical analysis, based on digital twin technology, the management and application of culture and museum field were designed, the three elements of digital technology in culture and museum field design were proposed, and then the digital twin technology was integrated into the entire process of culture and museum field tourism, better creating accurate and integrated experiences, improving and enhancing the management and application of culture and the museum field with intelligent technology. In the background of increasing spiritual needs, the combination of culture and museum field and digital technology means has a very high adaptability, which is also the inevitable result of development. With the help of digital twin technology, the integration of physical and virtual space in the field of culture and museum will be promoted, which will bring more immersive and long-term experience and comprehension to the visitors. The whole process of digital management and tour of culture and museum field is created and the future development direction is put forward, providing practical reference for the development of culture and museum industry.