Yuan dynasty, “in the year of Taiding (1324AD) under the governance of Yuan emperor, there was a talent showing himself, whose name was GUO Huaiyu. He started to learn brewing when he was 14 and invented new brewing yeast named Ganchun at the age of 48. The liquor brewed by such yeast was fragrant and mellow with a long-lasting aftertaste. Thus, yeast liquor was born with improvements in brewing skill... ”

GUO Huaiyu is not only the great innovator in the history of Luzhou liquor industry, but also the “originator” of the first generation of strong aromatic yeast liquor.