The production technology of Nanjing osmanthus duck was listed in the first batch of intangible cultural heritage in Jiangsu Province by Jiangsu Provincial People's Government in 2007. At present, it has not been included in the national intangible cultural heritage.

Nanjing osmanthus duck, also known as salted duck, is a famous specialty of Nanjing and a geographical indication product of China. Because Nanjing also has a name "Jinling", it is also called "Jinling salted duck", which has a long reputation and has a history of more than 2,500 years.

As early as the Spring and Autumn Period and the Warring States Period, there was a record of "building land to raise ducks" in Nanjing. According to the "Emperor Wu Ji", "The king of Wu built a city, and ducks were raised in the city, hundreds of miles a week." It shows that as early as the Spring and Autumn Period and the Warring States Period, Nanjing had the tradition of "building land to raise ducks". Nanjing is famous for its love of ducks, variety, quantity and wide spread, which is the highest in the country. Therefore, Nanjing is known as "Jinling duck dish is the best in the world".

Since the 1990s, Nanjing duck gizzards have surpassed the best record in history in any aspect, and the sales of ducks in Nanjing exceed 30 million a year. The technology of making duck gizzards has reached a superb level, and almost everything on ducks is used to make duck gizzards. There are dozens of famous shops such as Han Fuxing, Wei Hongxing, Jiangsu Restaurant and Jinling Hotel, as well as many delicatessens, large and small, which specialize in salted duck, all over the streets of Nanjing.

In 2007, the production technology of Nanjing salted duck and salted duck was included in the first batch of intangible cultural heritage in Jiangsu Province by the People's Government of Jiangsu Province.

In 2007 and 2008, the brand "Guihua" of Nanjing Guihua Duck won the title of "Top Ten Excellent Franchised Brands in China".

In 2009, Nanjing osmanthus duck won the "Gold Award" in the 7th China International Agricultural Products Fair and was approved as "green food" by China Green Food Development Center.

20 12 Nanjing osmanthus duck won the title of "National Green Food Demonstration Enterprise".

References:

Baidu Encyclopedia and Nanjing Local Chronicles