Abstract: Beijing is the cradle of geological survey in China. The Geological Survey was set up in 1913. The regional geological survey was begun in 1916. and 'Geology of HIS-SHAN Western Hills of Peking' is the first regional geology monograph written by Chinese geological experts in 1920. The discovery of Yanshan Movement and Homo erectus Pekinensis was the greatest achievement in the Republic of China era. After liberation, 1:50000 regional geological survey was completed and 'Regional Geology of Beijing Municipality' was published. The second edition of 'Regional Geology of Beijing Municipality' was published, with the addition of 'Urban Geology' and 'Bed Rock Geological Map of Beijing Municipality'. Beijing regional geological survey is going to be deployed with the Tian' anmen Square as the center. The 8 real-time monitoring forecast systems is being established.