WHAT DOES BUY UNDETECTABLE BANKNOTES MEAN?

In the 1990s, the portrait of Chairman Mao Zedong was placed on the banknotes from the Individuals's Republic of China to battle counterfeiting, as he was recognised a lot better than the generic models about the renminbi notes.Colour-Shifting Inks: Inks that transform shade under diverse lights ailments insert an extra layer of complexity for coun