The sustainable development of national parks needs a scientific theoretical basis, reasonable system design, and key technical support. The international concept of ecosystem conservation is integrated with the protection system with Chinese characteristics, and the comprehensive and all-around intelligent monitoring system is an infrastructure project of modern national parks. Intelligent decision support systems and smart management supported by monitoring big data are inevitable trends for the sustainable development of national parks. Shanghai, as the center of the Yangtze river delta international metropolitan area, needs to match the national parks and sound natural protected area system. The construction of Yangtze estuary national park and Taihu lake Jiangnanshuixiang national park is not just the need for ecosystem protection. More important is to promote international competitiveness in Yangtze river delta ecological power demand. Integrated ecological and green development based on biodiversity protection is a common development model in the world’s economically developed regions and also an indispensable standard for Shanghai as an international metropolis.