How many mask factories are there in Liuyang?

According to the map navigation query, the mask factories in Liuyang are: Changsha Furong Mask Factory and Dadi Mask Factory.

Liuyang City is a county-level city under the jurisdiction of Hunan Province, which is managed by Changsha City. It is named because the county seat is located in the north of Liu Shui (facing the sun). Liuyang is located at the border of Hunan and Jiangxi, north of eastern Hunan, and was called "the throat of Wu Chu" in ancient times. It is the deputy center of Changsha, the provincial capital, and a regional central city on the border of Hunan and Jiangxi.