How does China Unicom open Green Diamond to send short messages?

At present, only some cities support Unicom's mobile phone to open Tencent business. If you need to handle Tencent-related business, you can directly log in to Tencent official website to select the business to be opened, and follow the system prompts to handle Tencent business. If you support the use of mobile phone bills, you can use them directly. If they are not supported, you can refer to other methods. Such as prepaid cards, bank cards, Alipay, etc. "