1, Sichuan-Shaanxi-Jiangsu Mint 1933 makes 200-word copper coins, with the style of "rough making", and there is no coin style of 1934.
2. The 1933 version of 200-character copper coins manufactured by the Soviet Mint in Sichuan and Shaanxi Province have almost no full teeth, and most of the side teeth are half teeth, which is a unique feature of the Soviet Union. Compared with the mechanism of real copper coins, it has obvious characteristics. This is the unique feature of casting copper coins under difficult conditions at that time.
3. Made by Sichuan-Shaanxi Soviet Mint 1933 version with 200 copper coins 19 manual version, weighing 16.4-24g, with a diameter of 34-37mm.
4. Texture feature judgment: All the above Soviet copper coins are made of red copper. If they are made of brass, they will be fake.
5. Judging the style of writing: If you see the 200-edition copper coins made by the Sichuan-Shaanxi Soviet Mint in the 1933 edition, they are regular in shape and have the characteristics of machine-made coins, which is worthy of vigilance. If it is found that the 1934 version of the 500-language mechanism copper coin version and the 1934 version of the 200-language mechanism copper coin version are also counterfeit money.
6. Judging the shape characteristics: The early Sichuan-Shaanxi-Jiangsu copper coins (version 1933) were made with crude equipment in the war environment, and the Qian Wen and ornamentation were not very clear (see Figure 2), which was a unique feature of the coins under the historical conditions at that time, and was quite different from the later machine-made coins (version 1934).
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