Contact information
Contact Information Policy
Last updated: October 20, 2026
Derkin provides customer support for product questions, vehicle compatibility, orders, shipping, returns, refunds, and website-related concerns.
Business & Operating Entity
Store Name: Derkin
Operating Entity / Legal Name: Guangzhou Xinboli Trading Co., Ltd. (广州新博力贸易有限公司)
Physical Business Address: Room 213-140, 2nd Floor, South Block, Building B1, No. 32 & 34 Gaoke Road, Tianhe District, Guangzhou, Guangdong 510510, China
Postal Code & Country: 510510, China
Contact details
Website: https://gzdeyan.com
Customer Support Phone: +86 135 7026 7064
Customer Support Email: 03275256263ali@gmail.com
Store Currency: USD
Primary Service Market: United States
Business Hours: Monday – Friday, 9:00 AM – 6:00 PM (GMT+8)
Contacting customer support
When contacting us about an existing order, include:
- Your order number;
- The email address used during checkout;
- A concise description of your request;
- Relevant photographs or videos when reporting damage, defects, incorrect products, or compatibility issues.
Do not send full payment-card details, passwords, government identification numbers, or other unnecessary sensitive information by email.
Response time
We normally respond within 2 business days, excluding weekends and public holidays. Sending multiple messages about the same issue may delay processing. Please reply within the same email conversation whenever possible.
Returns
Do not mail products to an address shown on a shipping label or elsewhere on the website without authorization. Approved return instructions and the applicable return address will be provided by customer support. Please review our Return and Refund Policy before sending a return request.