For the two generator products designed for Xingyue Group and Chongqing Huashidan, Xingyue 1800 is relatively small in power and is mainly used by young people. Huashidan 4500iE is a large wattage inverter. Although the power is large, it is not used in industrial working environment. It is also oriented to the consumer market. However, the corresponding user is family oriented, which is suitable for the whole family to use at the same time.