What's the number of Gansu Mobile SMS Center?

The number of Gansu Mobile SMS Center is:

The number of SMS center is equivalent to the relay station of SMS, right? With him, I can help you send the information to others. Where can I get a card? It can only be the center number of which district? You can't send a message if you change it. The service number coding rule of China Mobile SMS Center is: +86 1380+ four-digit long-distance area code of account opening branch +500. If the long distance area code is less than four digits, please add "0" to complete. You can also call 1860 to consult the local mobile service center.