Unicom's SMS subscription traffic packet didn't respond.

This kind of traffic packet service is not opened in the number attribution, the mobile phone package does not meet the processing conditions, and the system is busy.

The 1. number has not been enabled for this traffic packet service: some areas do not provide specific types of traffic packet subscription services for the time being. The operator's network coverage in this area is limited, or it is being upgraded and maintained. You need to contact Unicom's customer service or inquire about official website to confirm whether this traffic packet service is supported in this area.

2. Mobile phone packages do not meet the processing conditions: different traffic packages have different processing conditions, which require a specific package type or a certain package balance. The mobile phone package does not meet the processing conditions, and you will not be able to successfully order the traffic package.

3. Busy system: During peak hours or system maintenance, the operator's subscription system will be busy. As a result, the short message subscription traffic packet did not get a timely response.