American green cards have different colors and patterns according to the nature of immigrants.

Figure 1, green card, white. The positive contents include: green card number, name, gender, date of birth, type, original nationality, date and period, signature and fingerprint.

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Figure 2, the front and back of the green card.

The color is green. The contents include: green card number, name, gender, type, date of birth, original nationality, date period, signature and fingerprint.

Reverse: barcode, magnetic stripe, president of the United States with photos, names, signatures, dates, expiration dates and numbers on the magnetic stripe, state flag with high-resolution micrographs on the top of the magnetic stripe, and high-resolution micrographs on the bottom of the magnetic stripe.