The scratch-off film coating stickers and password stickers possess distinct characteristics and versatile applications. These products find extensive usage in various types of password scratch cards, including phone cards, recharge cards, game cards, and stored value cards. The specialized screen ink utilized in the coating exhibits properties such as opaqueness, excellent hiding power, and effortless scraping. Consequently, it is well-suited for a wide range of purposes like lottery tickets, code anti-counterfeiting signs, telephone cards, confidential documents, quick display albums, and children's scratch-off paintings. The scope of application is vast.