Moët Hennessy unveils the first vintage of Ao Yun Chinese wine   London, 2016-Dec-13 — /EPR Retail News/ — Following years of meticulous research behind a quest to create a truly great Chinese wine, Moët Hennessy has unveiled the first vintage of Ao Yun. The vineyards, which rise to altitudes up to 2,600 meters at the foot of…