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

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發送短信 : CRM in e-business : comparative study.