As a region with the highest degree of openness and the strongest economic vitality in China, Guangdong is actively building a high-level gateway hub for opening up to the outside world, seizing new opportunities for the development of the Guangdong Hong Kong Macao Greater Bay Area, playing a good combination of foreign trade, foreign investment, outsourcing, foreign economy and foreign intelligence, steadily expanding institutional opening, accelerating the construction of a strong province in foreign trade, and injecting strong impetus into the construction of Chinese path to modernization, To make greater contributions to the comprehensive construction of a socialist modernized country by taking a good step forward. Building a solid foundation for opening up to the outside world through the dual synergy of the "Greater Bay Area+Free Trade Zone". As a gateway for global factor distribution and circulation, as well as the operation of various institutional rules, the Guangdong Free Trade Zone continuously improves the level of trade liberalization by strengthening high-quality collaborative development with major platforms in the Guangdong Hong Kong Macao Greater Bay Area. First of all, explore Hengqin's offshore service function to serve the trade activities on the west bank of the the Pearl River. Secondly, using Qianhai as a platform to achieve the open development of the Greater Bay Area and even domestic and foreign capital markets. Promote the establishment of the Guangdong Hong Kong Macao Greater Bay Area Bond Platform on the Shenzhen Stock Exchange, support domestic innovative enterprises in the Qianhai Cooperation Zone to carry out overseas financing and mergers and acquisitions business, and achieve the construction of an interconnection mechanism between the bond markets of the mainland and the Hong Kong Stock Exchange. Once again, relying on Nansha, we will deepen comprehensive cooperation between Guangdong, Hong Kong, and Macao towards the world. Strengthen the joint innovation of technology between Guangdong, Hong Kong, and Macao, run the Greater Bay Area Science Forum well, rely on the Hong Kong University of Science and Technology (Guangzhou) to build the "Bay Area Silicon Valley", and build an open regional collaborative innovation community of "Hong Kong and Macao achievements+Nansha transformation+Bay Area application"; Enhance the capabilities of Nansha shipping, trade, finance and other hubs, work together with Hong Kong and Macao to build the Greater Bay Area Shipping Joint Trading Center, strengthen cooperation with professional service institutions in Hong Kong and Macao, build a comprehensive service base for Chinese enterprises to "go global", and create a high-level gateway for opening up to the outside world. Create an international and legal business environment with "institutional openness". On April 6th, the first batch of 20 typical cases of the integration mechanism of rules in the Guangdong Hong Kong Macao Greater Bay Area was released, which is a major breakthrough in the integration of rules under the conditions of "one country, two systems, three tariff zones, and three currencies". It is also a pioneering institutional innovation for China to connect with international rules, and has important benchmark significance for promoting institutional openness and international integration. Firstly, in key service areas such as law and accounting, establish certification standards for "recognized economic operators" in the Greater Bay Area, and implement a system for mutual recognition and conversion of service industry qualifications between Guangdong, Hong Kong, and Macao; Give full play to the role of the Nansha Guangdong Hong Kong Cooperation Advisory Committee mechanism, create a highland for docking with Hong Kong Macao rules in Nansha, and explore the construction of an institutional open pilot zone. The second is to focus on innovating the financial market management system and promote the efficient allocation of resource elements in the Greater Bay Area. Relying on Hong Kong's well-established financial service system and regulatory system, we will deepen the pilot of high-level opening up of cross-border trade and investment in Nansha, accelerate the construction of the Nansha (Guangdong Hong Kong Macao) data service pilot zone, and maximize the convenience for service trade enterprises to carry out cross-border service business. The third is to connect with Hong Kong and Macao to build a high-level market economy system. Promote the reform of Guangdong's market management system, consolidate and deepen the achievements of the Nansha commercial registration and confirmation system reform, and comprehensively implement regulations for benchmarking Hong Kong and Macao