Currently, Coretree has over 50% of market share for small-capacity IP-PBX in Korea.
And with the highest supply records, Coretree is the firsthand subcontractor to Korea Telecom in small-capacity IP-PBX field. Also, Coretree is developing enhanced integrated technology for the IoT environment based on its IP/SIP/IMS technologies.
ThinkBox is an official Trade Mark for Coretree’s IP-PBX Product.
Embedded OS developed by Coretree provides cutting edge technology and it enables to manipulate the next generation of IP environment. Additionally ThinkAgent is a IP Telephony S/W which can leverage IP-PBX to more flexible and smart communication environment.