Telecommunication import companies and telecommunication import trade opportunities

We want to develop a Fail Safe Multiplexer for Telecom. We have specifications for this Mux. We would like to meet the company during our visit to Turkey from 15th October to 21st October. We will be visiting Ankara, Istanbul and Eskisehir during this period. Please send us details of Telecom equipment manufacturing companies.

Is there any one who deal into Cisco IP Phone