If the font is written in the watermark area of 100 RMB, the ATM machine cannot store it, because the watermark is a main feature for the ATM machine to identify RMB.

The Law of the People's Bank of China stipulates: "Deliberate damage to RMB is prohibited". The above-mentioned writing behavior actually caused the defacement of RMB, which is an act of intentionally damaging RMB, seriously affecting the surface cleanliness and quality of RMB, and is an illegal act.

In daily life, we should strengthen our awareness of caring for the RMB, and don't scribble or sign the RMB face. Non-greasy hands directly collect; Excess money should be deposited in nearby financial institutions in different ways according to the actual needs of families.