Expert Systems IVR (Asia) Co. Ltd.


Unit F, 22/F, MG Tower, 133 Hoi Bun Road
Kwun Tong, Kowloon, Hong Kong


Expert Systems IVR (Asia) Co. Ltd. (ESi) has been focusing on telecommunication solutions in Asia-Pacific since early 90s.

With over 20 years of experience in the telecommunication industry, ESi specializes in Messaging, Voice, Video Telephony Application, VoIP and Unified Communications solutions for worldwide enterprises.