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90 th anniversary commemorative coin circulation
2,000, 30,000, 3,000.

1, 50g round gold commemorative coins are refined coins, containing 50g pure gold, with a diameter of 40mm and a denomination of 800 yuan, with a purity of 99.9% and a maximum circulation of 2,000 pieces.

2.8 grams of round gold commemorative coins are refined coins, containing 8 grams of pure gold, with a diameter of 22 mm, a denomination of 100 yuan, a color of 99.9%, and a maximum circulation of 30,000 pieces.

3. 1kg round silver commemorative coins are refined coins, containing pure silver 1kg, with a diameter of 100mm and a denomination of 300 yuan, with a purity of 99.9% and a maximum circulation of 3,000 pieces.