IP terminal telephone successful national highway toll station intercom system we koon Technology and Guangdong Communication Group Corporation, Guangzhou Transport Investment Group Company, Shandong bridge, Fujian Expressway Corporation, Xiamen Branch of traffic engineering company, Xiamen Road and Bridge Group, Hangzhou cubic Shenzhen Jieshun other companies have IP phone replaces the traditional telephone intercom disruptive effect achieved is now the country recruit agents, please contact our area of interest and the person in charge:! Gu Yuqi area of responsibility: Shandong Jiangsu, Zhejiang, Hebei, Henan, Liaoning, Beijing, Chongqing Tel: 0755-29790158-8010 / 13530387141 E-mail: koon30@126.com QQ: 2332375877 regional Leader: Xie Xiaobing area of responsibility: Xinjiang, Tibet, Inner Mongolia, Gansu Shanxi, Shanghai, Tianjin Tel: 0755-27448753-8008 / 13823633577 E-mail: 13823633577@139.com http://www.koontech.com/cn/ContactUs.html