Dayao () is a rural town under the administration of and in the south of Liuyang, Hunan, China. Dayao is well known for its firework industry. Dayao has an area of . and a population of 91,300. Yanghua Township merged to Dayao on November 18, 2015. The town is bordered to the north by Hehua Subdistrict, to the east by Chengtanjiang Town, to the south by the towns of Jingang and Litian, and to the west by Chengchong Town.
Dayao was incorporated as a township in 1956.
It was upgraded to a town in 1995.
Yanghua Township merged to Dayao on November 18, 2015.
On 14 October 2016, the town was listed among the first group of "Distinctive Towns in China" by the National Development and Reform Commission, Ministry of Finance and Ministry of Housing and Urban-Rural Development.
The town is divided into 11 villages and four communities, which include the following areas:
Nanchuan River () flows through the town.
Mountains located adjacent to and visible from the townsite are: Mount Jiuhua () and Mount Xianglujian (; ).
There are two reservoirs in the Dayao Irrigation District: Tuanjie Reservoir () and Tianzi Reservoir ().
The town's main industries are fireworks, building materials, ceramics and machinery manufacture.
The ChangshaâÂÂLiuyang Expressway, from Changsha, running north to south through the town to Jiangxi.
The town is connected to two National highways: G319 and G106.
The Provincial Highway S310 passes across the town west to east.
The town has three county roads: Daqing County Road, Dayang County Road and Yangda County Road.
Qiuxiangu Temple (), Sanyuan Palace (), Temple of the God of Wealth () and Shejun Temple () are Taoist temples in the town.
Jinshushan Temple () is a Buddhist temple in the town.
The main attractions are the Grand House of Qiu Family, Former Residence of Li Tian and Li Tian Park.
There are a number of popular mountains located immediately adjacent to the townsite which include Mount Lion (), Mount Jiuhua () and Mount Yuntai ().