Using the cause-effect diagram to control quality of products manufactured by Dung Quat Mechanical Workshop - PTSC Quang Ngai Joint Stock Company

Many defective products cause damages to the Dung Quat Mechanical Workshop, so determining the causes of failures is a top priority to handle this problem. The cause-effect diagram is considered as the most optimal solution to solve this above-mentioned issues. In this paper, the cause-effect diagram was used to control the workshops quality, namely identifying and describing defects, determining the causes to build charts, and analyzing the causes of poor quality product. These results are crucial evidence for the quality management team to have appropriate solutions.