Danyang County is located in Jiangsu Province, China. It is known for its beautiful landscapes, including mountains and rivers, making it a popular destination for tourists. The county has a rich history and is home to several cultural sites, including ancient temples and traditional architecture. The economy of Danyang County is diverse, with industries such as manufacturing, agriculture, and tourism playing significant roles. The area is particularly famous for producing high-quality optical products, including glasses and lenses, contributing to its reputation as a center for optical manufacturing in China.