This study aims to determine the effect of Quality Management (X) on Product Innovation (Z) and Business Performance (Y) of Kerupuk Sagu Business at Kuantan Singingi The population of study was 137 owners of Kerupuk Sagu Business and the samples were 102 people, it’s based on Slovin formula. Structural Equation Model (SEM) with SmartPLS version 3. was used as methods of data analysis. The…