As an important national regional development strategy, the construction of the Guangdong-Hong Kong-Macao Greater Bay Area is in its infancy. The construction of the international science and technology innovation center is the key to ensure the high-quality development of the Greater Bay Area, and it is also an important breakthrough to improve the governance of the Greater Bay Area; The Outline Development Plan for the Guangdong-Hong Kong-Macao Greater Bay Area clearly points out that every city in the Greater Bay Area should cooperate closely to support the construction of the Belt and Road Initiative; What must be changed as soon as possible that the fragmentation of China"s current social security policy has become a worry for overseas talents to work in Guangdong; The construction of the Greater Bay Area depends on the active participation and contribution of young people, but the current objective reality is far from our wishes; Compared with international bay areas, the difference in ecological environment in the Greater Bay Area is particularly obvious; In the current heavy and complex governance tasks, to achieve a good start in the construction of the Greater Bay Area, we should Focus on the building of the International Science and Technology Innovation Center in the Greater Bay Area, speed up the integration into the Belt and Road Initiative, promote youth from Hong Kong or Macao to deep integrate into the mainland of the Greater Bay Area, and establish a multiple co-government mechanism of the ecological environment.