Zhengzhou Jieyang Electronic Technology Co.Ltd. established since 2012 ,located in Enterprises Park of High-Tech District/Zone in ZhengZhou city in China,mainly based on the research, development and sales of household robot cleaners. We sell items of home appliance for nearly three years,and Window Elves is one of our major innovative design this year, combined with safety design which makes the machine completely adsorb on the surface of the glass and walk freely.Engaged in :Designing and marketing domestically and globally.Having strong data base of national malls and supermarket.Our greatest goal:To provide the best service to our clients constantly.We have our own factory for production of robot window cleaner and other items . Our customers mainly come from USA ，European and developed Asian countries .We have built close relationship with customers in USA ,Singapore,Russian ,Japan,Canada,Australia ,Norway ect.