有世界最大“野生山葡萄”原酒贮藏窖，所产葡萄酒为开国大典专用酒—— 在“北国山城”品“东方波尔多”（边城见闻）

Core Insights - The article highlights the significance of Tonghua's wild mountain grapes and its wine industry, emphasizing its unique geographical and climatic advantages for producing high-quality wines, particularly ice wine [1][4][6]. Group 1: Historical Context - Tonghua, known as the "Northern Mountain City," has a rich history of wild mountain grape cultivation and wine production, dating back to the Ming Dynasty [1]. - The region became one of the few in the world capable of industrially producing mountain grape wine in the 1930s, with significant contributions from Soviet craftsmen [1][2]. - After the establishment of New China, Tonghua wine became a prominent export product and a diplomatic symbol, being featured in important state events [2][3]. Group 2: Production and Techniques - The underground wine cellar in Tonghua is the largest of its kind globally, with 772 oak barrels capable of storing approximately 6,000 tons of wine [2][3]. - The region's climate, located between latitudes 40° and 43°, is ideal for growing high-quality grapes, including those used for ice wine [2][4]. - The introduction of the "Vidal" grape variety from Canada has enhanced the local wine production, allowing for the adaptation of international techniques to local conditions [5][6]. Group 3: Recognition and Awards - The "North Ice Red" grape variety, developed in Tonghua, has gained international recognition, winning awards at prestigious competitions, including the Brussels International Wine Competition [6][7]. - The local wine industry has actively participated in international wine events, showcasing its unique flavors and techniques, which has led to numerous accolades [7][8]. Group 4: Cultural Exchange - The production of Tonghua wine has fostered cultural exchanges, attracting international visitors and experts to the region, enhancing its global reputation [7][9]. - Events like the "Ice Wine Festival" have been organized to promote local wines and attract tourists, further solidifying Tonghua's position in the global wine market [7][9].