Around the world, each country has a certain Coin that is at times, not just rare, but rather became so expensive because of a story One Chinese coin which is certified by Sarasota-based Numismatic Guaranty Company, was sold at an auction for more than two million US Dollars (US $2 M). The vintage coin, which depicts the warlord Zhang Zuolin. Zhang Zuolin (Zhāng Zuòlín; March 19, 1875 – June 4, 1928), nicknamed Zhang Laogang, was an influential Chinese bandit, soldier, and warlord during the Warlord Era in China. The warlord of Manchuria from 1916 to 1928, and the military dictator of the Republic of China in 1927 and 1928, he rose from banditry to power and influence. Backed by Japan, Zhang successfully influenced politics in the Republic of China during the early 1920s. In fall of 1924 during the Second Zhili–Fengtian War, he invaded and gained control of Peking, including the internationally recognized government, in April 1926. His appointment as grand marshal of the Republic