Call-Back is
when the initiator of a call immediately calls back for the second time as a
response.
China Skyline Telecom Co.,Ltd
1.China SKYLINE Telecom Co.,Ltd focus on A-Z terminations,offering quality Cli and Ncli routes at aggressive rates.China SKYLINE Telecom Co.,Ltd focus on Voice Wholesale.
After 7years development, we accumulate much experience on Voip service and solutio
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