Besides the free trade zone, the comprehensive free trade zone is a special open zone with the highest level of openness, the most preferential policies, the most complete functions and the most simplified procedures. Zhuhai gaolan port comprehensive free trade zone in 2018, approved by the State Council on February 5, planning area of 2.514 square kilometers, in accordance with the approval of the State Council's request, combined with their own advantages, bonded processing function as the core, supported by bonded logistics functions, with bonded to form a complete set of service function, develop cross-border innovative service functions such as electricity, the development of high-end manufacturing, modern logistics, international trade, innovation, service "four big industry", the international influence and build a competitive high-end equipment manufacturing center, logistics distribution center, r&d center, testing maintenance center, sales and service center of the "big five", It will be built into an international trade and logistics base of the Guangdong-Hong Kong-Macao Greater Bay Area, a platform for high-end industrial transformation and upgrading on the west bank of the Pearl River, and a platform for transforming scientific and technological achievements of Guangdong-Hong Kong-Macao, and a new highland for Opening-up, a new engine for economic development, and a new space for Cooperation between The two regions.