Abstract:Space database with the scale of 1∶1500000 of underground water evaluation in Shandong province is established on the basis of new circle underground water evaluation, which is an important part of space database in China. 4 stages work flow are introduced in this paper, they are ready work, figure datas collection, attribute datas collection and datas combination. It realizes centralized management of space information, datas inquing among internet and information sharing in the whole country.