發送短信 : Demand of electricity in China.

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