Final answer:
Wine production in China primarily occurs in the provinces/regions of Yunnan, Ningxia, and Shandong, all of which have unique climates and histories that contribute to their wine-making suitability.
Step-by-step explanation:
Three of the provinces/regions in China where wines are produced include Yunnan, Ningxia, and Shandong. These areas are known for their wine production due to favorable climates and terrain suited for viticulture. Yunnan is recognized for its high-altitude vineyards, Ningxia is applauded for its quality wines often compared to those from Bordeaux, and Shandong is one of the largest and oldest wine-producing areas in China with a wine-making history dating back to the times of the German settlements.