1. Literature and research on the Pacific Silk Road. Under the leadership of Professor Yu Wenjie, the chief expert of the Belt and Road Research Institute of Nanjing University and the School of History of Nanjing University, he mainly studies the files on the Pacific Silk Road and sorts them out and studies them.
2. Comparative study of ancient Silk Road civilization and maritime Silk Road civilization. This paper mainly studies the civilizations of the ancient Silk Road and the Maritime Silk Road, and makes a comparative study.
3. Study on the national literary heritage along the Silk Road in China. This paper mainly studies the literary heritage of countries along the Silk Road in China.