TZ270E electro-hydraulic excavator is mainly used in infrastructure, municipal, highway and bridge, farmland and water conservancy, harbor construction and other earthwork or earthwork conditions, as well as small and medium-sized sand and gravel mining, mainly used in Shandong, Jiangsu, Henan, Sichuan, Zhejiang, Guangxi, Hunan, Jiangxi, Hebei, Hunan and other places.