The afternoon of July 21, the Chinese Academy of Surveying and Mapping president to lead the officer ZHANG Ji-xian, CHEN Yong-ling made a special trip to Academy, and accepted the families of Chen Yung-age Miss Gao Dihua academicians to the hospital library books donated by the Survey and Mapping Technology.


Chan Wing-ling is a well-known scientists of geodesy, mapping educators, is the subject of China's leaders geodesy, a former State Bureau of Surveying and Mapping the first director of the Institute of Surveying and Mapping. This type of technology mapping donated a total of 57 books. Of these, 29 books in German, Russian 20 books, English books 8, are Chan Wing-age during his lifetime collection of scientific and technical information. 95-year-old high Dihua personally these valuable data out of the book, donated to the Library of China Academy of Surveying and Mapping. The donated books, the hospital has greatly enriched the library collection.


ZHANG Ji-xian president on behalf of the Chinese Academy of Surveying and Mapping Academy of Sciences of the Chan Wing-age family members to thank and wish good health and longevity of high Dihua teachers.