Xian has more to offer than terracotta warriors and ancient city wall this private day tour will take you to visit chateau changyu reina winery which is a joint venture of changyu pioneer wine company and reina family of italy located approximately 3 miles 5 kilometers away from xian xianyang international airport this area used to host the royal vineyard for emperor taizong of tang dynasty hundreds of years ago today the vineyard is famous for wine grapes such as cabernet gernischt c