Our customer support is here to help you find what you need.

Contact us Via E-mail:
Send us your question - we'll get back to you with an answer within 24 hours.
Email: ken@ooa.com.hk 

Contact us Via Phone:
Mon-Fri : 09:00 ~ 18:00 Sat : 10:00 ~ 13:00 customer support. We're here to help.

In China call:
86-130 66939706

Outside the China call:
852-3163 2346

Hetone Technology Co.
Company Address:
RM. 26, 5/F, Thriving Industrial Centre, 26-38 Sha Tsui Road, Tsuen Wan, N.T., Hong Kong