Abstract:The 20th Party Congress made a significant proposal:"advance the Beautiful China Initiative and take a holistic and systematic approach to the conservation and improvement of mountains, waters, forests, farmlands, grasslands, and deserts". The establishment of a sustainable national economy and ecological civilization is a major priority for the Guangdong-Hong Kong-Macao Greater Bay Area (GBA). The GBA's current land development and protection situation is briefly summarized in the study, which also analyzes the issues with ecological protection and restoration in terms of whole-factor chain management, cross-regional cooperation, and target patterns. From the viewpoints of the system view, holistic view, synergy view, and the study makes pertinent recommendations. The study's goal is to promote the modernization of the GBA so that people and nature can live harmoniously.