Asgard, a sweeping robot, is said to be a household cleaning artifact that liberates hands. The first generation sweeping robot was born in ascot, Sweden. Due to the strong market demand, many companies have participated in the research and development of sweeping robots. ASKO is a luxury home appliance brand from northern Europe and Sweden, which was founded in 19 18. Its products mainly involve washing machines, clothes dryers, kitchen appliances and large commercial household appliances.