The local area is blessed with pure water and fertile soil.

According to the official website of the People's Government of Luyang District, Hefei City, Sanggang Township is located in Luyang District, Hefei City, Anhui Province. The local area has unique pure water quality and fertile soil suitable for the growth of watermelons. The watermelons grown there are unique. It has the four major characteristics of "thin, crispy and thinly sweet", and has won the titles of "Famous Trademark of Anhui Province", "Excellent Tourism Product of Anhui Province", "The Third Batch of National Famous and Excellent New Agricultural Products" and "National Geographical Indication of Agricultural Products". It is deeply loved by the market and Favored by consumers, it has become a "sweet" industry for local villagers to increase their income and become rich.

Sanggang watermelon is a specialty of Sanggang Township, Luyang District, Hefei City, Anhui Province. On February 10, 2015, the Ministry of Agriculture of the former People’s Republic of China approved the approval of the “Sanggang Watermelon” Implement the registration and protection of national geographical indications of agricultural products. The Sanggang watermelon protection area belongs to the transition zone between the subtropical monsoon climate and the warm temperate semi-humid climate. It has four distinct seasons, a mild climate, moderate rainfall, and sufficient sunshine. Sangang watermelon, the fruit is small to medium-sized, the medium-sized melon is round, and the small-sized melon is oval. The fruit is square in shape, with thin, smooth and shiny skin. The skin has a light green background and evenly distributed jagged dark green stripes.