CONTACT US
Contact Us
Have a question? We're here to help.
If you need assistance with a product, order, delivery, return, or any other question about DUANZIO, please contact our customer support team.
For questions about an existing order, please include your order number, full name, email address used when placing the order, and a brief description of your request. This helps us locate your order and respond more efficiently.
Customer Service
Customer inquiries are generally answered within 1–2 business days, excluding weekends and public holidays.
Email: service@duanzio.com
Contact Number：+86 13410207257
Company Information
DUANZIO is operated by:
Hebei Jiuyu E-Commerce Co., Ltd.
Room 302A, Building 4, Chaobaihe Yungu, No. 77 Yanxin Avenue (located north of the high-voltage corridor, south of the North Outer Ring Road, and east of the Zhongxing residential site), Yanjiao High-tech Zone, Sanhe City, Langfang City, Hebei Province.
If you wish to return a product, please contact customer service first and follow the return instructions provided to you.