Dayun Company's customer service hotline is 95546. Dayun Express Headquarters has set up a national customer service center and opened a national unified customer service hotline to provide customers with business acceptance services such as inquiry and consultation.
The official manual customer service telephone number of Dayun Express is 400-82 1-6789.
Complaint express 123 15 is useful, provided that you meet the following conditions before accepting it:
1. The time of the complained goods or services must be within the validity period, otherwise it cannot be accepted.
2, there should be a complaint proof and complaint reasons, the specific circumstances of the damage, problems, etc.
3. The goods complained about need to have proof documents such as shopping vouchers and warranty cards.
4. The complainant's name, gender, contact number, contact address and email.
Political coding, etc.
5. The information such as the name, contact address, contact telephone number and store name of the complained party must be true.