Recently, with the approval of Jiangsu Provincial Bureau of Surveying Mapping and Geoinformation, Jiangsu Yearning Engineering Technology Group has successfully obtained the Surveying and Mapping Qualification Certificate (Grade B). The business scope of this certificate includes: surveying and mapping aerial photography: UAV aerial photography; photogrammetry and remote sensing: photogrammetry and remote sensing field; geographic information system engineering: geographic information data acquisition, geographic information data processing, geographic information software development; engineering surveying: control surveying, topographic surveying, planning surveying, building engineering surveying, deformation and precision surveying, municipal engineering surveying, water conservancy engineering surveying, route bridge and tunnel surveying, underground pipeline surveying, mine surveying; real estate surveying and mapping: cadastral surveying and mapping, real estate surveying and mapping, administrative region boundary surveying and mapping.
        In recent years, the company has continuously introduced surveying and mapping talents, purchased advanced surveying and mapping instruments and equipment, carried out various surveying and mapping related technical training, and improved the level of surveying and mapping work. After further improving the system of quality management, archives and confidentiality management, and through the material preparation, declaration, acceptance, on-site acceptance, auditing and publication, the company has successfully obtained the surveying and mapping qualification certificate. 
        The acquisition of surveying and mapping qualification certificate indicates that the surveying and mapping ability of Yearning Engineering has reached a level, which provides a guarantee for carrying out surveying and mapping work.