CTS setup SIP platform since 2007, we provider SIP related service
Focus helping customer using VOIP phone system in china
CTS China VOIP Consulting
China Shanghai Local, China Beijing Local, Support China Mainland
Room 215 Building 4,Focus Innovation Park ,No. 3599 Yuanjiang Road, Minhang District, Shanghai
Shanghai, China , 200000
Telephone: +86 2180253998
Fax: +86 2180253998
China Unified / Consulting / Technical / Service