Contact
Effective Date: September 29, 2026
COMPANY NAME: Beijing Ranranran Technology Co., Ltd.
COMPANY ADDRESS: Room 3956, No. 86 Huoxing North Street, Huoxian Town, Tongzhou District, Beijing
Postal Code: 101109
Heyuseful is owned and operated by Beijing Ranranran Technology Co., Ltd. All purchases and transactions made through this website are processed by Beijing Ranranran Technology Co., Ltd.
Email: service@heyuseful.com
Contact Phone Number: +1 (256) 269-8326
Customer Support Days: Monday through Friday
Customer Support Hours: 9:00 AM–6:00 PM Pacific Time
Whether you have a question about an order, need help choosing the right cycling accessory, or would like assistance with shipping, returns, or product information, our customer-support team is here to help.
Email: service@heyuseful.com
You can contact us regarding:
- Cycling product information and compatibility
- Order confirmation
- Payment questions
- Order changes or cancellations
- Shipping and tracking
- Delivery questions
- Damaged, defective, incorrect, or missing items
- Returns and refunds
- Privacy requests
- Website or account assistance
- General customer-service questions
When contacting us about a product, including the product name and details about your bicycle or intended use may help us better understand your question.
Contact Phone Number
Contact Phone Number: +1 (256) 269-8326
Telephone support is available during our regular customer-support hours.
If we are unable to answer your call, please contact us by email with the details of your request so our customer-support team can review it.
Customer Support Hours
Customer Support Days: Monday through Friday
Customer Support Hours: 9:00 AM–6:00 PM Pacific Time
Messages received outside our regular customer-support hours will be reviewed during the next available support period.
Order Assistance
Already placed an order? Providing the following information can help us locate your purchase and assist you more efficiently:
- Your full name
- Your order number
- The email address used when placing the order
- The product name
- A clear description of your question or issue
For your security, please do not send passwords, complete credit or debit card numbers, or other unnecessary sensitive information by email.
Product & Compatibility Questions
Not sure whether a Heyuseful accessory is suitable for your bike or riding setup?
When contacting us, please provide the product name and any relevant information about your bicycle, such as handlebar type, mounting location, dimensions, valve type, or intended use where applicable.
Because compatibility requirements vary between products and bicycles, please refer to the specifications provided on the relevant product page before purchasing.
Damaged, Defective, Incorrect or Missing Items
If there is a problem with your order when it arrives, please contact service@heyuseful.com as soon as reasonably possible.
To help us review the issue, please provide your order number, a clear description of the problem, and photographs or video showing the product where appropriate. For incorrect, incomplete, or shipping-related issues, photographs of the packaging and shipping label may also be helpful.
Please keep the affected product and its packaging while your request is being reviewed unless our customer-support team advises otherwise.
Returns and Refunds
Please contact us before sending a product back.
If your return is authorized, our customer-support team will provide the applicable return instructions and return destination.
Do not send returned products to the company address listed on this Contact page unless our customer-support team specifically instructs you to do so.
Return eligibility, applicable timeframes, return-shipping responsibility, exclusions, and refund procedures are governed by the Heyuseful Return and Refund Policy.
Privacy Requests
For questions or requests concerning your personal information, please contact:
Email: service@heyuseful.com
Subject: Privacy Rights Request
Please describe the privacy request you would like to make and provide enough information for us to identify the relevant account, order, or records.
The availability and scope of privacy rights may depend on applicable law. Additional information can be found in our Privacy Policy and Your Privacy Choices page.
Response Times
We review customer inquiries during our regular support hours:
Monday through Friday
9:00 AM–6:00 PM Pacific Time
The time required to resolve a request may vary depending on the nature of the issue, order verification, carrier investigations, return review, payment-provider processing, or other information needed to address your request.
To help us assist you efficiently, please keep communication about the same issue within the same email thread whenever possible.
Company Information
Brand: Heyuseful
Website: heyuseful.com
Email: service@heyuseful.com
Contact Phone Number: +1 (256) 269-8326
Customer Support Days: Monday through Friday
Customer Support Hours: 9:00 AM–6:00 PM Pacific Time
Operating Company: Beijing Ranranran Technology Co., Ltd.
Company Address: Room 3956, No. 86 Huoxing North Street, Huoxian Town, Tongzhou District, Beijing
Postal Code: 101109