Introduction: The General Survey Team of Gansu Coalfield Geology Bureau, established in 1975, is a county-level institution with independent legal personality under Gansu Coalfield Geology Bureau. It is a comprehensive professional geological exploration unit that carries out geological exploration, seismic exploration, electrical exploration, surveying and mapping, geographic information and engineering exploration. It is composed of economic entities such as Geophysical Exploration Institute, Digital Surveying and Mapping Institute, Geological Exploration Institute, data acquisition company and Huachen Hotel. The team has professional technicians 185, including 30 senior engineers, 62 engineers and 93 assistant engineers. It has Grade A qualification of geophysical exploration, photogrammetry and remote sensing, engineering survey and cadastral mapping, Grade B qualification of geographic information system engineering and Grade B qualification of solid and gas mineral exploration. There are 5 sets of 428XL telemetry digital seismometers produced by Sercel Company in France, with more than 8,000 analog detectors and 3,000 all-digital detectors. V8 multifunctional digital electrical method system 1 set produced by Canada Phoenix Company, and 7 sets of other electrical methods equipment. There are more than 0/00 sets of GPS Global Positioning System/KLOC-,2 sets of UAV aerial survey system and 20 sets of all-digital photogrammetry system. More than 0/000 geophysical survey projects/kloc-have been completed, more than 500 professional technical achievement reports have been submitted, and more than 40 scientific research projects have been completed. Among them, from 20 1 1 to 20 15, 6 1 seismic and electrical exploration projects were undertaken, with 306 1000 physical points, of which the three-dimensional seismic control area was 2071. Confirm 16 counties with 220,000 households and 6.5438+0.5 million mu of cultivated land. Won 25 awards from the Ministry of Coal Industry, China Coal Management Bureau and China Coal Industry Association, including 2 ministerial-level scientific and technological progress awards and 3 new resource discovery awards, and was awarded the title of "National Coal Industry Geological Exploration Meritorious Unit" by China Coal Industry Association.