A set of such commemorative coins will be issued on May 20 by China’s Central Bank, as a sign of auspicious culture in 2020. The set includes a total of 6 coins, of which 2 are made of gold, 3 are of silver, and 1 of both metals. Of all the fiat currency of the People’s Republic of China, the 2 ones shaped like a heart become catapulted to an internet hit.