2. Online customer service consultation. If the landline phone provided by the other party is not answered or can't be contacted, you can try to provide the customer service staff with relevant information such as the landline phone number of the other party through SF Online Customer Service Consultation for confirmation and handling. The online customer service of SF Express can usually provide timely help and solutions.
3. Find other contact information. The landline phone provided by the other party cannot be contacted. You can try to find other contact information, such as email, WeChat, QQ, etc. , confirm and communicate.