Our HistoryGranvoz focuses on manufacturing, developing, and exporting speakers. In 20 years, we have been aiming at making the best speaker units.Our FactoryOn manufacturing, Granvoz owns a 3.5-a [Details]

Hangzhou Grandix Electronics Co., Ltd
Address:No.8 Jiashan Rd., Gongshu Dist., Hangzhou, Zhejiang, China
Postal code:310014
Tel:+86-571-88254512
Fax:+86-571-88254512
Mail:Sales20@granvoz.net
Website:https://www.granvozchina.com/
Contacts:hzhcdz （Mr）
Cellphone number:18067957747
Online Status:Offline Send message