筹款性质的刮奖卡非常有意思，同时还能为非盈利组织募集资金。

Utilize scratch card for fundraising is a fun and entertaining way to raise money for non profit organizations.

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刮奖专家以印好的编码作为标记，并在上面覆盖一层可以挂掉的特殊涂层（可以使用热变色油墨或其他安全油墨）。

The scratch-and-win specialist marks the keys with printed codes and covers them with a special scratch-off layer (thermochromatic or other security inks could be used).

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