Beijing
King Tone Innovation (Beijing) Technology Co. Ltd.
Room 1608,Jintaifudi Mansion,N0.9 Anningzhuang WestRd,Haidian Dist.Beijing
Phone: +86-10-62972958

ShenZhen
King Tone Innovation (ShenZhen) Technology Co. Ltd.
Room 411,Block A, Sounthern International Plaza,3013 Yitian Street,Futian District,Shenzhen,Guangdong, P.R.China
Phone:+86-755-82822182

DongGuan
King Tone Innovation (DongGuan)
No.13 BiHu Street, DaLang Town, DongGuan, Guangdong , P.R.China
Phone:+86-769-83138601

HongKong
Y-SOUND Limited
21/F, CMA BUILDING, No.64 ConNAUGHT ROAD CENTRAL,HONG KONG
Phone: +852-82129939

Email: info@kimtone.com