GTCtelecom provides service providers for maintenance and maintenance of telephone exchange, internal switchboard, VOIP switchboard ... flexible, package by time, by month, by year to help customers who have always switchboard system. into stability. More specifically, Gtctelecom provides 24/24 operating services to customers.
Maintenance and maintenance service of Telephone Center system with this service after the contract is signed, if the system of the customer has problems, we will be there in time to fix the problem and the system also Free periodic inspection and maintenance to timely detect possible damage

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