Nanjing46. Nanjing 46 is known as the best rice in Jiangsu. Nanjing is a series, and the areas suitable for planting are defined according to the length of the growing season, but the rice quality and taste are the same. As a high-quality agricultural product in Chongming, Chongming rice is deeply loved by the general public, and it registered a geographical indication certification trademark at the end of 2019. As the recognition of Chongming rice in the minds of consumers gradually increases, the audience increases year by year.