When you work overseas, you have nothing to do with US, neither to USCIS. So forget about OPT, and normally no US tax issue.
回複:麻煩問下關於OPT Business Trip, 先謝謝了!
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• 回複:回複:麻煩問下關於OPT Business Trip, 先謝謝了! -beyond724- ♂ (226 bytes) () 02/15/2011 postreply 22:43:26