Abstract: Promoting educational cooperation and development is an important part and the strategic design of the construction of Guangdong-Hong Kong-Macao Greater Bay Area by the Central Committee of the Communist Party of China and the State Council. The educational cooperation and development in the area has many value implications, among which the most important ones are the improvement of the sense of national identity of Hong Kong and Macao teenagers, the realization of the blending of their educational concepts and systems, the enhancement of the core competitiveness of the Greater Bay Area and the exploration of experience for the reform of education in China. In the process of promoting the educational cooperation and development, the Greater Bay Area should adhere to the guiding principle of "one nation, two systems", overcome "two tendencies", do a good job of "enhancing three kinds of construction" and attach importance to "four paths".