--a company that specializes in research and development, design, manufacture and sales of robotic home appliances.-- our annual sales amount has reached USD$5,000,000~ USD$100, 000, 000.--Main Market: Europe, Asia, Spain, Korea, Japan, America, etc.--Designing, developing the model X5 has been 2.5 years--A year manufacturer warranty on machine, and a 6-month warranty on batterie