There are a number of operations that you can register callback routines for and the value to indicate each operation begins with EM_ (the complete list is available in the API reference guide).
Take the initiative to register the league website, I will go with IM contact to guide them to ensure that they finally put up the music of the Alliance ads.
主动来联盟注册的网站，我都会用IM去联系引导他们，确保他们最终挂上了音乐联盟的广告。
3
Have with us the other side of the Alliance platform, some of the more, such as the success rate of users register on the follow-up to guide users to register and so on.