Dragon Boat Festival is a lunar holiday. It is on the fifth day of the fifth lunar month.

端午节是个农历节日，在农历第五个月的第五天。

youdao

The Duanwu Festival in China, also called Dragon Boat Festival, is celebrated on day 5 of the fifth month every year according to the Chinese lunar calendar.

中国的端午节，又称龙舟节，是在每年的阴历五月初五庆祝。

youdao

The Dragon-boat festival is one of our traditional festivals. On that day, people will eat sticky rice dumplings and dragon boat races.

端午节是我们传统的节日之一。在那一天，人们会吃粽子和赛龙舟。

youdao

The government has mooted reforms that would reduce May Day observance to a single day and distribute the rest over a series of one-day holidays for the traditional Tomb Sweeping day, Dragon Boat festival and Mid-Autumn festival.

ECONOMIST: China's public holidays: Golden weeks or silver days? | The