Photogrammetry or remote sensing?

Photogrammetry is very large. According to relevant public information, photogrammetry and remote sensing obtain data in the form of area, based on images, which is much more efficient than traditional surveying and mapping. According to different needs, images can be interpreted and analyzed, and a variety of data results can be obtained, which is widely used. Photogrammetry and remote sensing are the major trends in the development of surveying and mapping industry. Based on the principle of "professionalism, standardization, fairness and high efficiency", Zhongke Testing provides photogrammetry and remote sensing services for surveying and mapping, agriculture and forestry, water conservancy, meteorology, resources and environment, urban construction, ocean, disaster prevention and mitigation.