CONTACT US
CN +86-755-27953188
(9:00 - 18:30, Mon-Fri)
DE +49-341-21919793
(8:00 - 12:00, Mo-Fi)
service@ggmm.com
WARRANTY
All GGMM products come with a free warranty (12 months from the date of purchase) and technical support services respond within 24 hours. By clicking here to register online, your free 1 year warranty will be automatically activated.