Contact Us

Have a question about our products, orders, shipping, returns, or exchanges? Our customer service team is here to help.

Brand: LNAUJS

Operating Company: Hangzhou Chengmeng Electronic Commerce Co., Ltd.

Customer Service Email: service@lnaujs.shop

Customer Service Hours:

Monday–Friday: 9:00 AM–6:00 PM Pacific Time (PT)

We aim to respond to customer inquiries within 1 business day.

Orders are fulfilled and shipped from within the United States through our U.S.-based third-party logistics partners.

Standard Shipping: FREE on all eligible U.S. orders, with no minimum purchase requirement.

Daily Order Cutoff: 2:00 PM Pacific Time (PT), Monday–Friday.

Order Processing: 1–2 business days.

Shipping Transit: 2–5 business days.

Estimated Total Delivery: 3–7 business days, including processing and transit time.

We accept eligible returns and exchanges within 30 calendar days after delivery.

Both new and slightly used products may qualify for returns or exchanges, subject to our Return & Refund Policy.

Return Shipping: FREE for all eligible returns.

Restocking Fees: None.

Refund Processing: Within 7 calendar days after return inspection and approval.

For return or exchange requests, please contact our customer service team before sending any product back.

You can contact us by email or use the contact form below.

For order-related inquiries, please include your order number and a brief description of your question so we can assist you efficiently.

No. 44, Group 6, Shenjiadu Village, Jinhua Town, Xiaoshan District, Hangzhou, Zhejiang, China

This address is provided for company identification and manufacturing-related purposes.

It is not our U.S. fulfillment address or standard customer return address.

For approved returns, the applicable return address and instructions will be provided by our customer service team via email.

Contact form