Night we watched a CCTV "news network" program broadcast on the National Bureau of Surveying and Mapping Team, the first advanced geodetic stories reported that evoked memories of past events and thoughts on the son's feelings, I stirred up measured on a group of advanced countries and our deeds of the cause of many of the feelings of Surveying and Mapping.

     Think of the fifties and sixties, we use a flatbed pulled Instrument mountains, traveled the rivers and mountains of the motherland, the motherland as soon as possible a change in the face of poverty and blankness quantities measured days to provide a large number of accurate and reliable measurement data, China's economic development has contributed to rapid development. Since the establishment of a group, there were 46 people buried in the mountains, the Gobi desert, although not as a martyr, but in my mind, they all are a big hero of indomitable spirit.

     For decades, the cause of the rapid development of China's surveying and mapping, surveying means earth-shaking changes have taken place in the past, replaced by the flatbed cars, planes (Note: The old man said aircraft remote sensing refers to the aerial survey), satellite, triangulation before now instead of GPS, Location not pull the tape, field operations have also been a significant improvement of life, which is the country's overall development are inseparable. 

    Du Zhengping son did not get the TV screen characters faces is how strange, they figure they are so familiar with the granddaughter of Babe said, "Grandpa, Dad would be like on TV, I can see him had. " Yes ah! I understand the thinking of the father, grand-daughter situation, we did not miss it son! When a person sitting at the dinner table before the time, do not talk about again and again no one is flat, lying in bed at night to sleep around, sloshing the best minds of his figure in the field. Although his son out hard, but all is to the development of surveying and mapping, in order to the country's economic construction, we do not move now, but you can not drag the younger generation of the legs, the children we support stem mapping, present and future will continue to support.