参与的制药公司在产品包装上凸刻一种特殊编码，消费者可以通过刮开涂层获得这种编码。
Participating drugs companies emboss a special code onto packages, which customers find by scratching off a coating.
加工方式：蚀刻、阴刻、蚀凹纹底、凹字、凸字蚀刻烤漆、上色、卡典贴色。
Processing: etching, incised, corrosion intaglio bottom concave, convex, word word etching paint, color code, color card stickers.
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