發送短信 : Enhancing energy efficiency of oil and petrochemical industries

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