Guangzhou Hi-Power Machine Co., Ltd. is a leading manufacturer of surface preparation equipment and industrial vacuum cleaners in China. We are mainly specializing in floor grinders, floor grinding machines, concrete grinders, diamond grinders, scarifiers, shot blasting machines, floor polishers, sand blasting machines, cement mortar mixers, industrial vacuum cleaners, disc grinders, disc grinding machines, scarifying and milling machines, troweling machines, marble grinders and terrazzo grinder