彩信二次开发接口文档彩信通彩信平台第三方开发接口采用Web Service方式提供，用户可以使用提供的ExtService.wsdl自己生成相应语言的代理类或自己封装soap协议对webservices进行调用，如果使用.net开发可以直接使用所提供的代理类进行调用。-Secondary development interface documentation MMS MMS MMS platform to pass third-party developers using Web Service interface provided, the user can use the provided ExtService.wsdl generate their own language soap proxy class or its package, the agreement calls for webservices, if you use . net development can be directly provided by the proxy class calls.