DISCUSSION SYSTEMS
DIS
DIS conference system has been leading the trend of conferencing system since the 1950s,it is the preferred brand of the United Nations, the World Bank, European Union, NATO, national parliaments and important conference center.
Bosch
Bosch security communication system is one of the worlds leading security and communications products, solutions and services provider. In fiscal 2015, Bosch security communications system about 13000 employees in the sales of up to 1.7 bill