Guangdong Rongsheng Electric Holding Co , Ltd . (hereinafter refered " Rongsheng " ) was founded in 1979 , has its own core independent brand " Rongsheng " . Rongsheng Holding specializes in the development , design , manufacturing and sales of kitchen household products . From product design research , product realization , mold development , testing and certification , mass production and other services , So that Rongsheng Holding can fulfill the demand of domestic and foreign customers .