Over the last 12-18 months the United Kingdom has emerged a potentially important market for New York — and other East Coast — wines. In fact, delegations from the Finger Lakes and Long Island are there right now for the 2012 London International Wine Fair. Now, more New York wineries than ever are looking even further east for new markets — all the way to China. A handful of wineries, including Channing Daughters Winery, Lieb Family Cellars and Pindar Vineyards, already sell or have sold wine in China. But, later today, Empire State Cellars, the New York-only tasting room and shop in Riverhead,…