仔細讀了ACT212，裏麵有3種EXCEPTIONS:
1. involuntary membership
2. 2 years before the date of such application + not a threat to the security of the US
3. close family members
如果第2條仍然需要name check, 180天政策是否仍然適用。通常多少人會使用第1條呢？
1. involuntary membership
2. 2 years before the date of such application + not a threat to the security of the US
3. close family members
如果第2條仍然需要name check, 180天政策是否仍然適用。通常多少人會使用第1條呢？
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