The newly-produced liquor must be stored for a period to guarantee liquor flavor and quality. There are lots of liquor storage containers including ceramic containers, stainless steel containers and underground pool with ceramic floor. Different liquor storage containers have different influence on liquor quality. Compared with stainless steel containers and underground pool, liquor samples stored in ceramic containers had the following features: main esters changed quickly, fresh smell weakened significantly, sulfur compounds and other odors reduced, rough taste weakened and taste became soft...