Chongqing Jiazhuang Environmental Protection Technology Co., Ltd., invested by Mrs. Yuping Ni who has acquired years of marketing experience. The world first backpack style dustless wall sander was invented by her. Up to now, She has occupied at least three patents. Sanders manufactured by us can reach a relative high dust absorption rate of 98% so that we can improve users' work efficiency by 4 to 6 times. Moreover, our newly invented Adjustable inside Corner Rubbing Machines, which can permit an easy polishing way of the internal corners. In addition, a series of new wall polishing machines are under invention, please keep expecting! Our company is an economic entity integrating the production, sale, research and development of electric power tools, pneumatic tools, hardware tools, metallic tools and other accessories. Our company consists of Research and Development Sector, Technical Division, Quality Inspection Department, Sales Department, Logistics Safeguard Department, Financial Department, International Trade Department and Manager Office. We use stringent quality control measures to ensure the reliability of our products. With sound business credit, excellent after-sales services and modern manufacturing facilities, we have earned an excellent reputation among our customers around the world. Our products sell well on domestic and overseas markets and are favorably appraised by clients.Our backpack style dustless wall sander have been exporting to many countries, such as Brazil, Brazil, Russia and so forth.We pursue the management tenet of Quality is superior, Service is supreme and Reputation is firstand will sincerely create and share success with all customers. We welcome you to contact us for more information and look forward to working with you!One more thing, we have been looking for distributors in many countries.Skype: chongqingalpha