Contact Us

RadvGsk™ · Customer Care

Contact Us

Contact us for product questions, order updates, shipping concerns, return requests or other store-related inquiries.

Customer Support

Email
service@radvgsk.com

When contacting us about an existing order, include your order number and the email address used to place the order.

If your question concerns a damaged, defective, incorrect, incomplete or materially misdescribed item, include clear photographs or videos where relevant.

Phone & Service Hours

Customer Service Phone Number
+86 13719005933

Customer Service Hours
Monday–Friday
9:00 AM–6:00 PM PST

Return Requests

Please contact customer support before sending an item back.

Once a return request has been reviewed and approved, our customer support team will provide the appropriate return instructions and return warehouse address.

Before Sending a Return

Do not automatically send returned merchandise to our business registration address unless customer support specifically instructs you to do so.

Business Information

Brand Name: RadvGsk™

Legal Company Name: Yingkou Yulong Hongdequan Trading Co., Ltd.

Owner: Lin Xuanming

Business Address: No. 2 Commercial Unit, West Side, Building 26, Jiahe Jinxiu Garden, Xianghuangqi Village, Xiongyue Town, Bayuquan District, Yingkou, Liaoning, China

Website: radvgsk.com

Customer Support Email: service@radvgsk.com

Customer Service Phone Number: +86 13719005933

Customer Service Hours: Monday–Friday, 9:00 AM–6:00 PM PST

Operator: RadvGsk™ is owned and operated by Yingkou Yulong Hongdequan Trading Co., Ltd.