Introduction to Presidential Portraits: In 1983, Wang Xisan took two years to complete the portrait pots of all U.S. presidents, with portraits of a total of 39 presidents from Washington to Reagan. The 15th International China Conference was held in Canada. A big hit at the Snuff Bottle Society's annual meeting. Major newspapers in the United States praised it as "the epitome of American history and the crystallization of Chinese art." In 1985, this group of works won the "Fifth Hundred Flowers Golden Cup Treasure Award for Arts and Crafts Works".