Exports are growing, but limited by province's relatively small amount of wine-producing land.Ezra Cipes is keen on expanding his winery's premium icewine sales to China's growing legion of wine connoisseurs. Although sales to the Middle Kingdom remain a small percentage of his total business, the chief operating officer of Kelowna's Summerhill Pyramid Winery is counting on a greater international future for his wine and he believes China is a good bet.