發送短信 : Threats and opportunities for the AEC

  _____    _    _    ______    __   __   _____    
 / ____|| | || | || |      \\  \ \\/ // |  __ \\  
/ //---`' | || | || |  --  //   \ ` //  | |  \ || 
\ \\___   | \\_/ || |  --  \\    | ||   | |__/ || 
 \_____||  \____//  |______//    |_||   |_____//  
  `----`    `---`   `------`     `-`'    -----`