Guangxi Guilin Longsheng Postal Express Complaint Telephone.

In case of disputes with logistics companies and express delivery companies, you can call the national transportation service supervision telephone number: 12328 for help; 2. If the legitimate rights and interests of postal express service are damaged, you can also call 12305 to complain about rights protection; 3. If you complain about the courier service to the courier company, you can call the national customer service phone of the corresponding courier company.