Welcome to "Harmonious Culture and Ecological Protection" Online Exchange Camp. "Harmonious Culture" has contributed historical wisdom to the construction of ecological civilization and is conducive to the exchange, mutual learning and coexistence of world civilizations. Now, people are focused on the increasingly severe environmental problems. Different countries should work together to protect the ecological environment, maintain biodiversity, respond to climate change, and achieve sustainable development. Online projects will help improve students' mastering of Chinese, enhance their understanding of environmental protection and promote cultural exchanges and mutual learning between civilizations.