June 7，Chief Engineer of the Group、Dean Mao Zhongan of the Institute of Land Construction Survey and Planning leads the middle-level leaders and business backbones of the institute，Going to exchange and study at the Surveying and Mapping Geographic Information Company and the Urban Construction and Transportation Design Institute under the Northwest Survey and Design Institute of China Power Construction Group。

Mao Zhongan and his delegation visited the Operations and Management Department of the Surveying, Mapping and Geographic Information Company、Digital Drawing and Quality Inspection Room、Measurement Team 1、Hydrology team and other departments，Understand the responsibilities of each department and production management situation。Subsequently，Both parties discuss their respective business status、Production and operation status、Conducted discussions and exchanges on future dafabet.com mobilecooperation and other aspects。Both parties stated that they are expanding “3D modeling”、"Geographic Information System Database Construction"、Learning from each other in cutting-edge technical fields such as "deformation monitoring application"、Information Sharing、Common progress，Lay a good foundation for further deepening cooperation。