How do supermarket cashiers distinguish fake money?

Key points of identifying counterfeit money

The method of "seeing, touching, listening and measuring" is usually used to identify the authenticity of RMB banknotes:

At first glance:

1, look at the watermark:

The fifth set of RMB 100 and 50 yuan portrait watermarks.

The Fifth Set of RMB 20 yuan Flower Watermarks

Rmb 10 the fifth set of flower watermarks

The Fifth Set of RMB 5 yuan Flower Watermarks

The fifth set of fixed watermarks for RMB banknotes is located in the left margin on the front of each banknote. You can see the watermark with strong three-dimensional sense just by looking at it. The fixed watermark of 100 yuan and 50 yuan paper money is the head of Mao Zedong. The fixed watermarks of 20 yuan, 10 yuan and 5 yuan banknotes are all floral patterns.

2. Look at the safety line:

100 yuan safety line

50 yuan security line

20 yuan security line

10 yuan security line

5 yuan security line

The fifth set of RMB banknotes is left in the middle of the front of each coupon with a safety line. The security lines of 100 yuan and 50 yuan paper money can be seen under the light, and the tiny words "RMB 100" and "RMB50" can be seen respectively, and the instrument detection is magnetic; 20 yuan paper money is a safe line of alternating light and shade. 1The security lines of 0 yuan and 5 yuan banknotes are holographic magnetic window opening security lines, that is, the security lines are partially buried in the paper and partially exposed on the paper. In the window opening part, you can see the holographic pattern composed of miniature characters "10" and "5", and the instrument is magnetic.

3, see the light into ink:

100 yuan optically variable ink printing

50 yuan optically variable ink printing

The denomination figures of the fifth set of RMB 100 coupons and 50 yuan coupons are printed in light color to ink. When the face value of the coupon is tilted to a certain angle vertically, the face value number of 100 yuan coupon will change from green to blue; The denomination figures of 50 yuan coupons will change from gold to green.

4. See whether the ticket pattern is clear, whether the color is bright, and whether the docking pattern can be docked.

The fifth set of yin-yang complementary printing patterns of RMB banknotes is applied to 100 yuan, 50 yuan and 10 yuan vouchers. These three coupons are printed with circular local patterns on the lower left side of the front and the lower right side of the back. Just look, the two patterns are accurately docked and combined into a complete ancient coin pattern.

5. Use a magnifying glass to observe the ticket face for more than 5 times to see if the pattern lines and microforms are clear and clean.

The fifth set of RMB 100 fine print

The fifth set of RMB 50 yuan fine print

The fifth set of RMB 20 fine print

The fifth set of RMB 10 fine print

The fifth set of RMB 5 yuan fine print

In the fifth set of offset printing patterns on the front of RMB banknotes, miniature characters are printed in many places, and anti-counterfeiting measures are also taken on the back of 20 yuan banknotes. 100 yuan is abbreviated as "RMB" and "RMB100"; 50 yuan is "50" and "RMB 50"; 20 yuan is "RMB 20 yuan"; Rmb 65,438+00 is "RMB 65,438+00", and the words "RMB5" and "5" are used in 5 yuan.

Two points:

1, whether touching portraits, braille dots, bank names of the People's Bank of China, etc. has a concave-convex feeling.

Hand-carved head

The front of the fifth set of RMB banknotes is all Mao Zedong's head, hand-carved, intaglio printed, vivid, concave and convex, and easy to identify.

2. Feel whether the paper money is moderate in thickness and crisp.

Listen 3:

That is, by shaking the banknotes to make them sound, the authenticity of RMB can be distinguished according to the sound. Renminbi paper is crisp, folding-resistant and not easy to tear. When you shake the bill vigorously, flick your fingers or pull the bill symmetrically with your hands, you can hear a crisp and loud sound.

Four tests:

That is, with the help of some simple tools and special instruments to distinguish the authenticity of RMB. For example, with the help of a magnifying glass, you can observe the clarity of ticket lines, glue, gravure micro-characters, etc. The fluorescence reflection of banknote paper and ink can be observed by irradiating the face with ultraviolet light; The magnetic detector can be used to detect the magnetism of the black cross number.