The document outlines a quality control study conducted by Sanitary Wares Manufacturing Corporation (SWM) to meet their allowable reject rate of 5% for products manufactured from January to July 2020. SWM was experiencing reject rates above the allowable limit. The study analyzed production and quality control data from the past 6 months to identify factors contributing to the high reject rates. Key factors identified were issues with the molding machines and improper handling during packaging. SWM implemented corrective actions like maintenance and calibration of molding machines, retraining of operators, and improvements to packaging processes. These actions helped reduce defects and monthly reject rates fell within the allowable 5% limit by