Email:  customerservice@defend.com

Corporate Headquarters:

2260 Wendt Street
Algonquin, IL 60102
Tel: 631-434-3190
800-275-0020
Fax: 631-434-7750

China Office:

12F, Shuntian Building, NO.62 Guimiao Road
Nanshan District, Shenzhen, PRC
China

Tel: 86-755-86056752
Fax: 86-755-86052843