The new mobile phone number received an express message.

This kind of short message may be fraudulent information, because scammers can get your personal information through various means. If you are not sure whether this phone call is real, you can try the following methods:

1. Check the courier number: You can check your own courier number and ask the sender or courier company whether this order really exists.

2. Inquire about official website: If this phone number really comes from official website or online service of a courier company, you can enter relevant information in official website of the company to inquire.

3. Call the customer service hotline: If the authenticity of this call cannot be confirmed by the above methods, you can call the customer service hotline of the courier company for consultation and verification.

4. Report to the local public security organ: If you think you have been cheated, you should report to the local public security organ immediately so that the police can investigate the matter and take corresponding measures.

In short, we should be vigilant, don't trust strangers easily, and pay attention to protecting the safety of personal information.