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Our Services

  • SIP Trunking

    IPPBX SIP Trunk

    Already have IPPBX,
    Help you call in & out using VOIP

    Details
  • Hosted PBX

    Cloud Phone System

    A flexible, powerful and cost efficient alternative to a telephone system

    Details
  • Customize Solutions

    Consulting in China

    Provide professional suggestions when you set up VOIP system

    Details
CTS Service Advantages

About us

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A Leading Business VOIP Solution Provider in China

As one of the china professional VOIP providers, CTS has been delivering Amazing Service to business of all sizes since 2007 in china. We take great pride in providing the highest quality business phone system for any type of business. From small business phone system to large call center service, our hosted PBX and SIP Trunking can save your business 70% on phone system and service costs.

Floor 5, Building 2, No.3399 Yuanjiang Road, Shanghai, China

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+86-21-33689396

Our Clients
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