兴趣点POI（Point of Interests）的查询程序。可以根据条件按照最近方式搜索到POI点，如查询离某一个指定点最近的几个酒店等。程序运行于ArcGIS底层。包含有实验数据-interest points POI (Point of Interests) inquiry procedures. Under way with the recent conditions of the POI search, such as inquiries from a specified point

平台参数，点差，头寸，利息，最小步数（交易手数）等详细信息，交易者必备指标(Platform parameters, point difference, position, interest, minimum number of steps (number of trades), etc.)