Wagang Town is a shallow hilly area. Its unique soil and climate conditions are suitable for the growth of sweet potatoes. The sweet potatoes produced are sweet, palatable and of high quality, and are favored by urban and rural consumers. In recent years, the town has vigorously developed specialty planting according to local conditions, and the sweet potato planting area has rapidly expanded to nearly 10,000 acres. In order to establish the "Wagang Sweet Potato" brand, the town successfully registered the "Wagang Sweet Potato" trademark. With the "ID card", the value of the Wagang Sweet Potato brand has doubled, and it is exported to Beijing, Hebei, Shanxi, Hubei, Anhui and other provinces. city.

"Wagang Sweet Potato" is a general trademark applied for registration by the Wagang Township People's Government of Queshan County in August 2004.

This township is located in the western mountainous area of ??our county, and the soil is suitable for growing sweet potatoes. The sweet potatoes grown in this township are well-known in surrounding counties and cities.

The most representative central planting areas in the township are mainly concentrated in the two villages of Zegou and Heifengsi. There are more than 300 growers in Zegou Village, covering an area of ??more than 1,300 acres, accounting for approximately 40% of the village's cultivated land area; there are more than 400 sweet potato farmers in Heifengsi Village, with a planting area of ??1,250 acres, accounting for about 50% of the village's total cultivated land area; Wagang sweet potatoes are divided into fresh-eating type (the variety is Beijing 553) and starch type type, mainly fresh food type. The average yield per mu is about 4,000 kilograms, and the sales price per kilogram is 0.50 yuan (district transaction).

The main characteristics of Wagang sweet potatoes are: good taste and high sugar content. According to relevant experts from the Academy of Agricultural Sciences, sweet potatoes are rich in selenium and other trace elements necessary for the human body.