dunwsionw.com 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.dunwsionw.com

Jinan Chen Sanshi E-commerce Co., Ltd.

Room 910, 9th Floor, Building A, Huangtai Innovation Industrial Park, No. 10777-2, Xiaoqinghe North Road, Beiyuan Street, Tianqiao District, Jinan City, Shandong Province