It   is located in the north of Linhai City. It covers an area of 100 square   kilometers. It has 54 administrative villages. The population here is 45   thousand. It is National Ecological Town, Zhejiang Town of Tea, Zhejiang   Health Town, Zhejiang Town Strong in Tourism, Zhejiang Model City for Urban   Comprehensive Improvement. The town boasts ecological agriculture. Tea and   grape are two of its golden business cards. Yangyan Tea Plantation is the   biggest pollution-free green tea production base in China. Dashi Grape is a geographical   indication trademark in China and Zhejiang Famous Trademark as well. Yangyan   Mountain Tea Culture Park has passed the qualification assessment for   National 4A Scenic Area. The 3-color tourism brand of Hetou Town, which means   “Green ecological tourism, red root-tracing tourism, ancient-flavor   experiencing tourism”, becomes more and more famous. The charm of clean and   clear rivers and elegant and refined town of tea can be felt everywhere. In   2017, the industrial product amounts to 377 million Yuan RMB(about USD 58   million). The tax totals 16 million Yuan RMB(about USD 2.5 million). The   total income of tourism reaches 32 million Yuan RMB(about USD 5 million).