Danyang city-local product Danyang sealed wine Danyang sealed wine has always been very famous in history. According to records, Emperor Xiaowen of the Northern Wei Dynasty bid farewell to General Liu Zao before going south, and treated the people with "the wine of qu" when they met in triumph. Qu 'a is today's Danyang, so Danyang Fenggang wine was called Qu 'a wine in ancient times. Danyang yellow rice wine Danyang yellow rice wine is a kind of yellow rice wine with a long history, which can be compared with Zhejiang Shao wine. For thousands of years, Danyang yellow rice wine has enjoyed a high reputation. It has bright and clear color, mellow aroma, sweet and refreshing taste, endless aftertaste and moderate alcohol content. It is a first-class nourishing drink, and its nutritional value is incomparable to that of similar wines. Danyang glasses and glasses industry is a traditional industry in Danyang, known as the "hometown of glasses in China". 1985 The Ministry of Youth Industry held the first member congress of China Glasses Association in Zhenjiang (Danyang belongs to Zhenjiang) and established "China Glasses Association". The first national optical research institute was born in Danyang, and the first provincial-level optical product quality inspection and supervision station was built in Danyang.