發送短信 : Formalities and the effect of non-compliance

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