2 hours and 42 minutes. According to Baidu map, the distance from Zhenlong in Huizhou to Huidong County is 57.2 kilometers, and the whole journey takes 2 hours and 42 minutes. Huizhou is a prefecture-level city in Guangdong Province, located on the east bank of Guangdong-Hong Kong-Macao Greater Bay Area, with Luofu Mountain as its back and Daya Bay as its south. Dongjiang River winds more than 65,438+000 kilometers and is one of the central cities in the Pearl River Delta.