Abstract: The LMC community is a key step in the building of the Community with a Shared Future for Mankind, and Thailand is an important member of the LMC community, and the foundation of its construction. Cultural exchange is the premise of cultural identity, and of community of common future. The long-term Sino-Thai cultural exchanges conducted by Princess Sirindhorn of Thailand have made positive contributions to the building of the LMC community. Her transmission of Chinese culture activities, including visiting the places all over China, translating some of the works of Chinese literature, composing Chinese literature works, promoting Chinese language education in Thailand, and actuating Chinese culture activities in Thailand, help strengthen the relation between Thailand and China, accelerate the transmission of Chinese culture in Thailand, facilitate the popularization of Chinese language education in Thailand, and deepen the cultural exchanges between Thailand and China.

Key words: LMC Community with a Shared Future, Princess Sirindhorn, Chinese culture, culture transmission