أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
Involves various factors. Best method is to conduct a cause and effect analysis. it will outline all major issues faced in production of the product and then appropriate countermeasures helps in improving product quality. Also keep an eye on customer feedback which helps in continuously improving the product so as to increase customer satisfaction.