Company Description
Hunan grand-pro robot technology co., ltd is located in Chenzhou, Hunan province which is a forest and creative city.
Hunan Grand international and professional hi-tech enterprise, integrating with R&D, manufacture and marketing of robotic vacuum cleaner.
We created the first robotic vacuum cleaner in Tanwan in 1986; Four years later we organized an invention team in Tanwan; Now we become the world