CONTACT US

Thank you for every exchange and feedback, we are dedicated to serving you! If you have any questions or needs, you can contact us at any time.

Our Online Customer Service Time: 9:00-24:00

We will reply to you within one office hour (24H).

Warm reminder: In order to solve the problem more efficiently, please prepare the order number and other information before the customer service team contacts.

If you have any questions, please contact us. The contact details are as follows:

Email: service@mail.mdfsija.com

Company: Qingdao Yinian E-commerce Co., Ltd.
Legal Representative: Wang Yongqi
Date of Establishment: January 23, 2025
Unified Social Credit Code: 91370211MAEAQCRP2W
Address: Unit 1, Building 1, No. 301, formerly No. 138 Haixi East Road, Jiaonan City, Huangdao District, Qingdao City, Shandong Province