短信群发系统,VB与VC源代码，简单小程序，请大家参考。-Short Message System, VB and VC source code, a simple small program, please refer to.

本程序通过TC35模块，可以进行短信群发，主要亮点是带有短信回执判断，用于大型企业管理。(Through TC35 module, the program can send out the text message group, the main bright spot is the text message echo judgment, for large enterprise management.)