quality:correction, stylistic:style_transfer
Nantou County is the second largest county of Taiwan by area, located in the central part of the country. It is also the only non-coastal county in Taiwan. Its name derives from the Hoanya Taiwanese aboriginal word Ramtau. Its mountainous area makes it a tourist destination. The largest natural lake in Taiwan, Sun Moon Lake, is located in this county. Other well-known tourist sites of the county including Aowanda, Formosan Aboriginal Culture Village, Hehuanshan, Paper Dome, Qingjing Farm, Shanlinxi, Shuiyuan Suspension Bridge and Xitou. Notable cities in Nantou are Nantou City and Puli Town. The official butterfly of Nantou County is the broad-tailed swallowtail butterfly. Nantou's tung-ting tea is one of the most famous and high-quality oolong teas grown in Taiwan.