SMS Guidelines for China

MCC: 460
​Dial Code: 86
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Alphanumeric Sender IDs are not supported.

All Alphanumeric Sender IDs will be overwritten to either a random Local Long Code or Short Code to ensure delivery.
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All message content has to be whitelisted by local operators. It is highly advise to pre-register message content templates.
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Please make sure to always refer to our Acceptable Use Policy for Messaging.
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For more information on content whitelisting kindly reach out to alpha_sender_id@telnyx.com.