- +86-20-84712079
- info@haydnaudio.com
Guangzhou Shengyi Acoustic Technology Co., Ltd.
3F, No. 5, Xinliumu Road, Zhongcun Street, Panyu District, Guangzhou, Guangdong, China
Tel: +86-20-8471 2079
Mob/Whatsapp/WeChat: +86 198 6672 8761
E-mail: sales@haydnaudio.com