Workers are busy with making tofu in a local workshop based at Huangni Village, Hengshan County, Hengyang. The hot and humid air fills the entire place.

Huangni Village locates at the border among Hengyang, Loudi and Xiangtan. This village has spring water and high quality yellow beans, and also there is a tradition of tofu making. it has twenty tofu workshops and one tofu factory. This industry is a major support of the local economy.