[Shanghai: Improve relevant standards for the three-dimensional hierarchical establishment of sea areas and create three-dimensional sea use "quantum city" application scenarios] On November 10, the Shanghai Municipal Ocean Bureau issued the "Shanghai Municipal Marine Resource Utilization and Ecological Protection "Fifteenth Five-Year Plan" Implementation Plan. It mentions strengthening resource asset management and improving utilization efficiency. Improve the marine resource asset management system, implement the agency mechanism for marine resource ownership, comprehensively conduct an inventory of natural resources such as sea areas and uninhabited islands, and promote the confirmation and registration of natural resource (ocean) rights. Optimize the allocation and utilization model of marine space resources, strictly adhere to the bottom line of natural coastline retention rate control, strengthen the control of marine space uses, and implement classified management and control of coastline resources, sea islands, and coastal wetlands. Strengthen the intensive and economical development and utilization of offshore sea resources, promote the organic renewal of sea area use, and pilot high-efficiency sea use; comprehensively implement the three-dimensional and hierarchical sea area rights setting system, strengthen "one sea for multiple uses", improve the three-dimensional sea use approval policy, improve the relevant standards for the three-dimensional and hierarchical sea area rights setting, create three-dimensional sea use "quantum city" application scenarios, and standardize the sea use support for projects.