Ministry of Natural Resources: building a unified time and space base for the construction of digital China. Caixue News Agency, May 15-16, the national surveying and mapping geographic information work conference was held in Changsha City, Hunan Province. Wang Guanghua, secretary of the party leading group and minister of the Ministry of Natural Resources, attended the meeting and delivered a speech. Zhang Yingchun, member of the standing Committee of the Hunan Provincial CPC Committee and vice governor, delivered a speech, and Liu Guohong, member of the party leading group and vice minister of the Ministry, presided over the meeting. The meeting pointed out that it is necessary to fully implement the strategic arrangements of the CPC Central Committee and the State Council on the construction of digital China and the development of digital economy, accurately grasp the new journey, "strictly observe the bottom line of resource security, optimize the land and spatial pattern, promote green and low-carbon development, and safeguard the rights and interests of resource assets". According to "supporting economic and social development and serving the needs of various industries". According to the requirements of supporting the management of natural resources and serving the construction of ecological civilization, the goal direction and key tasks of surveying and mapping geographic information work are put forward from four aspects. that is, to create a unified time and space base for the construction of digital China, to provide a rich guarantee of data elements for high-quality development, to create a good environment for the development of geographic information industry, and to strictly abide by the bottom line of surveying and mapping geographic information management for the construction of a new security pattern.