Nanjing Guo Tu Information Engineering Co., Ltd. was recognized as a scientific and technological enterprise by Nanjing Science and Technology Bureau in August 2003. In June 2004, it was recognized as a "software enterprise" by Jiangsu Information Industry Department. In February 2004, it passed the international quality management system certification of GB/T19001-2000-ISO 9001:2000; In February, 2006, he was awarded Class B qualification of Surveying and Mapping by Jiangsu Bureau of Surveying and Mapping. In 2007, it was rated as a national land planning agency (certificate number: 025007); From June, 5438 to February, 2009, the company passed the national "high-tech enterprise" certified by the Ministry of Science and Technology. In March 2008, the company's second land survey series software "Rural Land Survey Database Management System" and "Urban Cadastral Management Information System" passed the first batch of software reviews organized by the Office of the Second National Land Survey Leading Group in the State Council, and the urban cadastral management information system ranked first in the country. In 2009, the Office of the Leading Group for the Second National Land Survey in the State Council organized the second survey of data updating function test of county-level database-building software, and our company ranked first among the first batch of 16 national software units that passed the test. The company has long-term cooperation with ESRI, is a global strategic partner of ESRI, and is the land training center of ArcGIS in Jiangsu Province.