Beijing Jetsen Technology Co., Ltd.
Add：7/F Xueyuan International Tower, No.1 Zhichun Road, Haidian District, Beijing
Tel：86-010-61736000
Fax：86-010-61736100
E-mail：jetsen@jetsen.cn

Customer service center
Tel：400-810-5266
Fax：86-010-82330880
E-mail：service@jetsen.cn