General inquiries We will quickly response to various questions on our products. ▪ Consultation ▪ requests
▪ Repair ▪ support
▪ Inquiries about dealers ▪ Prices
▪ Requesting
information materials Click here for inquiries.
Technical inquiries Our technical staff with special knowledge will respond sincerely.
This service can be used only by QBdirect members after logging in.
Inquiries about repair For repair, please contact your dealer or distributor where you have purchased the product.
For the page listing the dealers, click here.