Contact

Last updated: October 27, 2026

corethermo.org publishes buying information only and cannot see or change orders. For delivery updates, returns, refunds or product help, please contact the retailer directly:

• Retailer: Hewelth (Customer Care Desk)
• Address: Unit 04, 7/F, Bright Way Tower, No. 33 Mong Kok Road, Kowloon, Hong Kong
• Email: support@helpdeskall.com

Returning a product

Returns fall under the retailer's 30-Day Money-Back Guarantee. Reach out to the retailer before posting anything so they can give you the correct return address and any conditions.

Feedback on this guide

If something on this site looks out of date, we appreciate hearing about it. Order and product questions, however, are answered fastest by the retailer above.