Grand Wing System U.S.A. Inc.
Where to ship your warranty item:
Grand
Wing System U.S.A. Inc.
City of
Industry, CA 91789-3050
Contact
information for technical support, and warranty questions:
TEL: 909-594-GWS9(4979)
FAX: 909-594-8051
Website :
http://www.gws.com.tw/english/service/service.htm
email:service@gws.com.tw
Please be sure to include a note with your item describing the problem and how it occurred. Don't forget your return address. ;-)