Does anyone know how to send messages to Saipan when roaming to Saipan?

Roaming to Saipan, send a text message to the local mobile phone in Saipan: 00 1670 * * * * * * (* stands for the other party's mobile phone number). During the roaming visit, China Telecom's global service hotline18918910000 provides 7×24 hours of free labor service. Broadband service can self-help troubleshooting, which is simple and easy to operate. In addition, you can also handle work order inquiry, ITV troubleshooting, broadband application and password service, which is convenient and fast. For more functions, please pay attention to China Telecom's Guizhou customer service. Customer service 34 will answer your questions.