Hi, dear!
I am VoIP exporter.
I have a wealth of experience to perform this task you are required for a long time.
And have programming languages such as C/C+,+ QT and etc.
I have developed AV streaming process for 7 years.
Also can support a lot of time and ensure high quality for this task .
VoIP is my Best Passion.
Please hire me.
from hezhejin.