Core Insights - The press conference highlighted significant advancements in the surveying and mapping sector in Zaozhuang City, emphasizing the successful establishment of a comprehensive surveying infrastructure and the increasing richness of mapping data [1][2]. Group 1: Policy and Investment - The Zaozhuang Natural Resources and Planning Bureau has implemented various policies, including the "14th Five-Year" Basic Surveying Plan and emergency response plans, leading to a gradual improvement in the legal and regulatory framework for surveying [2]. - A total investment of 15.2 million yuan has been made in basic surveying since the beginning of the "14th Five-Year" period, focusing on major projects such as aerial imagery acquisition and updating basic geographic information data [2]. Group 2: Infrastructure and Capabilities - The city has established a complete planar control network and elevation control network, with 218 measurement markers of various grades, and a satellite positioning continuous operation reference station system that supports the BeiDou system [2][3]. - The surveying infrastructure now offers full coverage, real-time services, and standardized data systems, marking three significant breakthroughs in service capabilities [2]. Group 3: Data Acquisition and Products - The city has acquired a total of 1,397 GB of provincial basic surveying data and produced 1,571 GB of its own, significantly expanding the scale and types of data resources available [3]. - Traditional surveying results have been enhanced, achieving full coverage of 0.5-meter resolution orthophotos and digital terrain models across the city, along with large-scale topographic maps updated regularly [3]. Group 4: Remote Sensing and Public Services - The establishment of the Zaozhuang City-level node of the Shandong Province Natural Resources Satellite Application Technology Center has led to a "zero breakthrough" in satellite remote sensing image acquisition, with quarterly updates of 0.8-meter resolution images [4]. - The bureau has published various thematic maps and provided over 61,000 maps to the public, supporting key projects such as airport site selection and land space planning [4].