Main Office:
58 Hicks Lane. Great Neck, NY 11024

New York Hotline Telephone:
(718) 661-9881
Toll Free Telephone:
(866) 267-3988
Fax:
(718) 661-2860
Complaint Telephone:
(718) 360-7788
At US Eastern Time 10AM to 10PM
Email: sales@knlusa.com

China Hotline Telephone:
86-10-63361331
At China Time 10AM to 10PM
Email: china@knlusa.com

Japan Hotline Telephone:
81-03-5453-4185
At Tokyo Time 10AM to 10PM
Email: japan@knlusa.com