As the high-end product in Chinese liquor distillery, "aged liquor" is hardly identified by the labeled year which is bottle-neck of its development.

作为中国白酒企业的高端产品，“年份酒”因为标识“年份”的真假莫辨，正遭遇不少消费者的信任危机，这使得“年份酒”市场的飞速发展面临着巨大瓶颈。

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The cellular mud is carrier of functional microbes of Luzhou style liquor. The white cluster and crystal which components are calcium lactate and ferric lactate appear in the aged cellular mud.

窖泥是浓香型白酒功能菌的载体，窖泥老化时，会出现白色团块物质和结晶体，主要成分为乳酸钙和乳酸铁。

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The fermentation pits of Luzhou-flavour liquor are representatives of Chinese aged pits because of its wide distribution and large quantity.

中国老窖以浓香型白酒的发酵窖池为代表，分布广、数量多，窖龄越长，其产酒质量越好。

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Likewise, some of the best bourbons, including Black Maple Hill, don't really exist as a single liquor with a single recipe: They're mixed from different bourbons acquired from multiple sources, and aged and bottled by the Willett Distilling Co. (which has its own line of superb whiskeys, some of which are labeled Willett, some of which aren't).

WSJ: Bourbon Mania!