On February 21, the Ministry of Education, the UNESCO Representative Office in China, the National Commission for UNESCO of China and State Language Commission jointly held a press conference in Beijing. The Yuelu Declaration (hereinafter referred to as the "Declaration") on the Protection and Promotion of World Linguistic Diversity, the first important permanent document of UNESCO with the theme of "Protecting Linguistic Diversity", was officially released.  February 21 also coincides with the 20th International Mother Language Day. The Declaration was issued at this memorable moment and is of great significance and far-reaching.

President Liu Li of Beijing Language and Culture University was invited to attend the press conference. he said, "language is the carrier of culture. There are many languages spoken by different ethnic groups in our country, many of which are in danger. The Yuelu Declaration also plays a positive role in protecting the languages and cultures of different ethnic groups in our country. "

The Declaration fully embodies the concept of strengthening language exchanges and mutual learning, promoting the construction of a community of human destinies, consolidating the guiding ideology of the current protection of world language resources, advocating countries to formulate action plans and implementation plans for the protection of language resources and linguistic diversity, and providing China with experiences, models and road maps that can be used for reference in the protection of language resources. The release of the Declaration has become a successful practice to enhance the international community's understanding and recognition of the important concept of building a community of human destiny and to further enhance the international influence of Chinese language.