FAQ
Frequently Asked Questions
Last updated: October 13, 2026
Who operates Zelvanil?
Zelvanil is operated by Shenzhen Sencan E-Commerce Co., Ltd.
Where do you ship?
We currently offer delivery to the contiguous United States, comprising the 48 adjoining states and Washington, D.C. We do not currently deliver to Alaska, Hawaii, U.S. territories, APO/FPO addresses or P.O. Boxes.
Where are orders dispatched from?
Orders for U.S. customers are dispatched from within the United States.
How long does delivery take?
Please allow 1–3 business days for order processing, followed by an estimated 3–7 calendar days for standard shipping after dispatch. Processing and shipping are separate periods.
How much does shipping cost?
Standard shipping is free when the merchandise subtotal reaches US$50 after discounts, excluding taxes and shipping charges. For orders below US$50, the shipping charge is displayed at checkout before payment.
Will I need to pay import duties?
Any applicable import duties associated with fulfilling your order are covered by Zelvanil. Applicable sales tax is displayed at checkout.
How do I track my order?
Once your order has shipped, you will receive an email containing tracking information.
Can I change or cancel my order?
Contact service@zelvanil.com as soon as possible. We will check whether your request can still be accommodated. Changes may no longer be possible after processing or dispatch has begun.
What is your return window?
You may request an eligible return within 30 calendar days after receiving your order. Preference-based returns must be unused, in their original condition and accompanied by their original packaging.
Who pays return shipping?
Customers pay return shipping for preference-based returns. We cover necessary return shipping when an item arrives damaged, defective, incorrect or materially different from its description.
Where should I send a return?
Contact our support team first. We will provide the appropriate return address and instructions. Do not send a return to our company address unless instructed.
When will my refund be processed?
Approved refunds are issued to the original payment method within 7 calendar days after we receive and inspect the returned item. Your payment provider may require additional time to display the refund.
What if my package is delayed or missing?
Contact service@zelvanil.com with your order number. We will investigate with the carrier and arrange an appropriate resolution based on the findings.
How can I contact customer support?
Email: service@zelvanil.com
Phone: +86 755 8329 0030
Support hours:
Monday–Friday, 9:00 AM–6:00 PM Pacific Standard Time (UTC−8)
We usually respond within 1–2 business days.