hi ,we are zhengzhouyunengcommunication in china ,

we are focused on viop phone ,sip gateway ,usb phone ,usb conference box .

they are all in high quality and low price ,

and our products are offered in many countries ,and have got a good reputation .

so ,i hope you can cooperate with us .,



our website is www.yntx.com

msn is yunengtongxin@hotmail.com

contact person is MISSTIAN

PHONE NO.86-0371-67657240


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