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3CX SIP Trunk Providers – China

The Chinese SIP Trunk Providers listed below have been tested and certified by 3CX. They require no manual configuration, you can easily setup these SIP Trunks from within the 3CX management console with a few simple clicks due to the pre-configured templates we provide. Preferred SIP Trunk providers are tested against each build of 3CX. Both parties are committed to providing end-to-end support to Chinese customers who choose to use the combination of 3CX with a preferred SIP Trunk.

Preferred Providers

Chinese SIP Trunk Provider for 3CX - China Mobile
Provider China Mobile
Support Cooperation No
Provider Type Register Based
Fax Support Audio
SI Mode Yes – Automata
Clip No Screening Support No
Anonymous Calling No
DTMF Support (RFC2833) Yes
IPV6 Ready No
Online Sign-Up Possible? No
Online Trunk-Management Portal? No
Link to Support Document View
302 Diversion Support No
Included in Auto-Testing No

Free for up to 1 year! Select preferred deployment:


for Linux on a $200 appliance or as a VM

Get the ISO


for Windows as a VM

Download the setup file

On the cloud

In your Google, Amazon, Azure account

Take the PBX Express