At HK CHENGHUANG TRADING CO., LIMITED, we are committed to providing reliable, high-quality e-bike batteries and excellent customer service. All of our products undergo strict quality inspections before shipment to ensure safety, performance, and reliability.

This Return, Refund and Warranty Policy explains our warranty coverage, return conditions, refund procedures, and exchange process.

1. Warranty Policy

We provide an 18-month warranty for all e-bike batteries purchased from HK CHENGHUANG TRADING CO., LIMITED.

All our e-bike batteries are manufactured with high-quality battery cells and advanced Battery Management Systems (BMS). Each battery is carefully tested and inspected before shipment to ensure it meets our quality standards.

Warranty Coverage:

Within 1 Month After Delivery

If your battery has a confirmed quality issue within one month after receiving the product, we will provide one of the following solutions:

  • Send you a replacement battery free of charge; or
  • Provide a full refund after receiving sufficient proof of the product issue.

Customers may be required to provide photos, videos, or other evidence to help us verify the problem.

Within 1 Year After Delivery

If your battery experiences quality-related problems within one year after delivery, we will provide:

  • Free repair service for confirmed manufacturing defects.

Customers are responsible for safely returning the product according to our return instructions.

From 12 Months to 18 Months After Delivery

The battery remains covered under our 18-month warranty period. If a quality issue occurs during this period, please contact our customer service team. We will evaluate the issue and provide an appropriate solution based on the specific situation.

2. Warranty Exclusions

Warranty service does not apply in the following situations:

  1. The battery has been immersed in water or damaged by moisture.
  2. The battery has been physically damaged due to improper handling, accidents, or artificial damage.
  3. The battery has been burned, overheated, or damaged due to improper use.
  4. The battery has been modified, opened, repaired, or altered without authorization.
  5. The customer requests a return without a valid product quality issue.
  6. A dispute or payment claim is raised without contacting our customer service team first.

We strongly recommend contacting us before opening any dispute. Our team will make every effort to provide a reasonable solution.

3. Return Policy

If you need to return a product, please contact us first before sending the item back.

Returns without prior approval may not be accepted.

To request a return, please contact us with:

  • Order number
  • Customer name
  • Product details
  • Reason for return
  • Photos or videos showing the issue (if applicable)

After reviewing your request, we will provide return instructions if your return is approved.

4. Return Address

All approved returns should be shipped to:

HK CHENGHUANG TRADING CO., LIMITED
Return Address:
HK CHENGHUANG TRADING CO., LIMITED
Room C34, 10/F, Kelly Industrial Building,
77-81 Chai Wan Kok Street,
Tsuen Wan, Hong Kong

Please do not send products back before receiving confirmation from our customer service team.

5. Return Process

To complete a return, please follow these steps:

Step 1: Contact Us

Send an email to:

ntbehxcbsy@163.com

Please include your order information and describe the reason for your return request.

Step 2: Product Inspection

Our customer service team will review your request and may ask for photos, videos, or additional information to confirm the product condition.

Step 3: Return Authorization

If your return request is approved, we will provide return instructions and the shipping address.

Step 4: Ship the Product Back

Please carefully package the battery and send it to the provided return address.

Customers are responsible for return shipping costs unless the product is confirmed to have a manufacturing defect.

Step 5: Inspection and Resolution

Once we receive your returned item, we will inspect the product condition.

After inspection:

  • Approved refunds will be processed.
  • Approved exchanges will be arranged.
  • Repair services will be provided when applicable.

6. Refund Policy

Once your returned product has been received and inspected, we will send you an email notification confirming receipt of your returned item.

We will also notify you whether your refund request has been approved or denied.

If approved, your refund will be processed and automatically returned to your original payment method within a certain number of business days.

The exact refund time may vary depending on your payment provider or financial institution.

7. Delayed or Missing Refunds

If you have not received your refund yet, please follow these steps:

  1. Check your bank account again.
  2. Contact your credit card company or payment provider, as refunds may require additional processing time.
  3. Contact your bank, as some banks require extra time before displaying refunded transactions.

If you have completed these steps and still have not received your refund, please contact us:

Email: ntbehxcbsy@163.com

8. Exchange Policy

We provide replacement services for defective or damaged products within the applicable warranty period.

If you need to exchange the same product, please contact us at:

Email: ntbehxcbsy@163.com

Please provide:

  • Order number
  • Product information
  • Description of the problem
  • Supporting photos or videos

Once approved, we will provide further exchange instructions.

9. Return Shipping Costs

Customers are responsible for return shipping costs unless the product is confirmed to have a manufacturing defect covered under warranty.

After receiving and inspecting the returned product, if the issue is confirmed to be caused by product quality problems, we may reimburse the reasonable return shipping cost.

Please keep your shipping receipt and tracking information until the return process is completed.

10. Important Notes

  • Please contact HK CHENGHUANG TRADING CO., LIMITED before returning any product.
  • Unauthorized returns may not be accepted.
  • Products must be returned in a safe and appropriate condition.
  • Refunds and replacements are processed only after product inspection.
  • We reserve the right to refuse returns that do not meet the requirements stated in this policy.

Thank you for choosing HK CHENGHUANG TRADING CO., LIMITED. We are dedicated to providing dependable e-bike battery products and professional customer support.