How to cancel CRBT when Unicom sends SMS?

According to the information you provided, you can go to the official account of WeChat, the WeChat of Shanxi Unicom customer service, click "Wo Mobile Phone-Business Handling-Ring Ring Ring Service", cancel the ring ring ring function at the ring ring ring website, and subscribe to ring ring ring. If you can't handle it, please contact your Unicom customer service, subject to local policies.