从uscis.gov看，我的H1 USCIS已经approve 了。
开始我第一次问公司的HR，他说
"Happy to note that your H1B visa has been approved. The moment we receive a approved copy from the INS I would send you the scanned copy of the same."
过了两天我没收到任何东西，我就又问他，他回答：
"The approval has not reached us in the mail. However,..."
我看不懂，这approved copy 和 approval都是什么东西，哪位高人指点一下。