Group 1 - The Guangdong-Hong Kong-Macao Greater Bay Area has become a hub for scientific research and innovation, attracting significant talent and infrastructure [1][2] - There are currently 10 major scientific infrastructures and 2 national laboratories in the Greater Bay Area, which have led to the establishment of 26 national key laboratories and attracted 1.58 million R&D personnel [2][7] - The presence of the first pulsed neutron source in China has facilitated advanced research, such as the development of key materials for foldable screen smartphones [1][2] Group 2 - The region has implemented comprehensive policies to support employment, housing, entrepreneurship, and innovation, creating a favorable environment for talent [3][7] - Guangdong has introduced a "five guarantees" policy for college graduates, which includes subsidies for employment, support for entrepreneurship, funding for innovation, housing assistance, and settlement subsidies [7] - The area boasts over 150 academicians and more than 14,000 postdoctoral researchers, indicating a strong research community [7]