On December 2, 2023, the parallel seminar of the "Understanding China" International Conference (Guangzhou) with the theme of "Deep Integration of Guangdong, Hong Kong, and Macao: Building a world-class bay area" was held in Guangzhou. This is also the first time in the "Understanding China" series of conferences to hold a special seminar on cooperation in the Guangdong Hong Kong Macao Greater Bay Area. The conference was chaired by Huang Ping, Executive Vice President of the Chinese Academy of Sciences in Hong Kong and Director of the Taiwan Hong Kong Macao Research Center of the Chinese Academy of Social Sciences. Guests from all walks of life from Hong Kong, Macao and the mainland made speeches around the new responsibilities and responsibilities of Hong Kong in the process of promoting Chinese path to modernization, the construction of the Guangdong Hong Kong Macao Greater Bay Area, China bringing new impetus and new opportunities for new development in the world, telling the story of the Greater Bay Area and Hong Kong, and the international science and innovation corridor in the construction of the Greater Bay Area. At the seminar, the Bay Area has evolved from a geographical concept of being close to the ocean to a highly anticipated economic phenomenon. World class Bay Areas such as New York, San Francisco, and Tokyo have emerged as important growth poles driving global economic development and leading technological change. The Guangdong Hong Kong Macao Greater Bay Area, as a joint cooperation area between the Chinese Mainland and the two special administrative regions, is also gradually emerging its potential in the economic and technological fields. As one of the most dynamic and promising urban agglomerations in the world, the Guangdong Hong Kong Macao Greater Bay Area is expected to become an important growth pole for global economic development and a leader in technological change. Tan Yaozong, Vice President of the National Association for Hong Kong and Macao Studies and former Standing Committee Member of the National People's Congress, interpreted Hong Kong's contributions to national development in the new era from six aspects during the meeting. He stated that firstly, we will resolutely maintain national security and create a stable environment for the development of the Greater Bay Area; Secondly, continuously researching and exploring policy connections, and increasing integration into the overall development of the country; Thirdly, leveraging the internationalization characteristics of Hong Kong and assisting the Guangdong Hong Kong Macao Greater Bay Area to become a leader in industry rules; Fourth, continue to consolidate and develop Hong Kong's position as a financial center; Fifth, deepen youth work and cultivate talents for the construction of Guangdong, Hong Kong, and Macao; Six is to play a good role in connecting Hong Kong with the international community and tell the world a good story about China. He believes that in the future, Hong Kong can leverage its traditional advantages of strengthening its connections with the mainland and the Asia Pacific region, as well as its institutional advantages in tax rates, free currency exchange, and the common law system, to continue to play the role of a financial super liaison and contribute to the deepening of China's reform and opening up. At the same time, it can also further optimize the business environment and attract talents, so that more enterprises can experience and share the dividends of "one country, two systems" and Chinese path to modernization. When it comes to the construction of the Greater Bay Area, Zhu Wei, Deputy Director of the Guangdong Provincial Development and Reform Commission and Executive Deputy Director of the Guangdong Greater Bay Area Office, stated in his speech "Accurately Grasping the New Positioning of" One Point, Two Places "and Striving to Write a New Chapter in the Construction of the Guangdong Hong Kong Macao Greater Bay Area" that the Greater Bay Area has unparalleled geographical advantages, convenient sea, land and air transportation, and unique institutional conditions. At the same time, the Greater Bay Area also has an innate open gene, which is