Shenzhen Donview Electronic Technology Co., Ltd

Donview Group Headquarter Beijing

No.5 Deshengzhiye Plaza, No.26 Huangshi Ave, Xicheng District, Beijing China

Guangzhou International Marketing/ R&D Center
05-12, 24th Floor, Tianyin Plaza, No. 437 Zhongshan Ave., Tianhe District, Guangzhou, China.
Tel: +8620 82028699 Ext 813   

Email: miaoxiuyun@donview.cn

Shenzhen HCTek Co.,Ltd
Building A, No.38 Zhenxing Road,LiYuHe Industrial Park, Loucun Community, Gongming Subdistrict, Guangming New District,Shenzhen, China
Tel: +8620 82028699 Ext 813 
Email: miaoxiuyun@donview.cn

US Branch - Sonnoc Inc.

11940 Goldring Rd. #D Arcadia, CA91006 USA

Email: miaoxiuyun@donview.cn