数字显示led数码控件，非常好用，是标准的vb控件。-figures led digital controls, very convenient, is the standard Visual Basic controls.

该源码是利用VB创建COM对象，实现了简单的数字加减和字符串传递功能，然后利用MSSoapToolkit3.0工具生成了.wsdl文件。-The source is to use VB to create COM objects, the realization of a simple addition and subtraction, and string the number of transfer functions, and then use tools MSSoapToolkit3.0