This is a currency coin issued in Russia, the denomination is 1 kopeck, 1 Russian ruble = 100 kopeck, and the issuing date is 1997. The word "KO п E й K а" on the front of the coin means "Gaby" in Russian. On the back of the coin is the word "ббиииии" (meaning "Russian Bank"), and the pattern is the traditional Christian picture of "Saint George Slaughtering Dragons".
According to the current exchange rate: 1 Russian ruble =0. 1800 RMB, then 1 Gaby is only worth 0.2 RMB. However, it has collectible value, and the brand-new postal currency trading market in 5 yuan is less than RMB.