说明：  no intro
(National Administrative Region of the tree structure (C#). Net1.1, anywhere to run. Background data as XML, you do not have to configure the database. The Chinese provinces branch node leaf node counties. Fringe the Zhengzhou area- offices- the community' s neighborhood committee information tree structure, Zhengzhou, district branch node, two branch offices, the leaf nodes of each community' s neighborhood committee. Background data as XML, you do not have to configure the database. Comes with analysis by county and region code ID number. Background data as XML, you do not have to configure the database.)