Return Policy

Karseno is owned and operated by Chongqing Yuxiang Kumai Education Technology Co., Ltd.. Chongqing Yuxiang Kumai Education Technology Co., Ltd., doing business as Karseno, operates karseno.com and is the seller of record for purchases made through this website.

Business address: 11-1, No. 9 Honghu East Road, Tiangongdian Subdistrict, Liangjiang New Area, Chongqing, China

Customer support: service@karseno.com

Return Window

Eligible products may be returned within 30 calendar days after delivery. Please contact us before sending any item back so we can confirm eligibility and help you include the correct order information.

Return Eligibility

To qualify for a return, items must be unused, in original or returnable condition, and include available packaging, accessories, and included parts when applicable. Items damaged after delivery, missing parts, or outside the allowed return process may not be eligible.

How to Request a Return

Email service@karseno.com with your order number, the item you want to return, the reason for the return, and photos or videos where relevant.

Return Address

Approved returns should be sent to our business and return address:

Chongqing Yuxiang Kumai Education Technology Co., Ltd.
11-1, No. 9 Honghu East Road, Tiangongdian Subdistrict, Liangjiang New Area, Chongqing, China

Please include your order number inside the package or in the return shipment details so our team can identify your return.

Return Shipping Costs

Customers are responsible for return shipping costs for preference-based returns, such as ordering the wrong item or changing their mind. If an item arrives damaged, defective, incorrect, or materially different from the product description, we will review the issue and provide an appropriate replacement, refund, or return solution at no additional cost to the customer.

Refund Timing

Approved refunds are issued to the original payment method within 5-10 business days after the returned item has been received and inspected. Your bank or payment provider may require additional time to post the refund.