How to distinguish true and false new year commemorative coins list of anti-counterfeiting features of new year commemorative coins
Public anti-counterfeiting characteristics of 2020 New Year's two-color copper alloy commemorative coins
1、 Bimetallic structure and inner core Composites
The outer ring of the coin is made of brass alloy, and the inner core is made of nickel strip composite white copper material with unique machine-readable performance.
2、 Oblique full tooth spacing half tooth
There are oblique full teeth and half teeth arranged alternately on the outer edge of the coin.
3、 Invisible picture and text
By tilting the coin at an appropriate angle, two groups of invisible pictures and texts composed of three '10' and 'RMB' can be observed in the contour line of the front denomination number '10'.
4、 Miniaturized text
At the bottom of the denomination number '10' on the front of the coin, a miniature text of 'RMB 10 yuan' can be observed.