Track: Lean Six Sigma
The industrial field requires the company to improve product quality to meet customer satisfaction. The performance of the company affects customers as the key decision-makers to define the quality of products or services. As a food provider, a rice milling company has a big role in maintaining its performance to supply rice. Rice milling company needs to have a good quality of products and services by enhancing the management of quality, one way is by reducing the number of defective products. This research aims to perceive the most causes to eliminate defect causes through continuous product improvement. The data collection was conducted at Company X as a rice milling which uses the Six Sigma method to calculate the data and its solutions are performed using Microsoft Excel. Thus, it was obtained that the quality of rice is quite good with the sigma level is 2.368 and defect rate of 192,672 million productions (DPMO), also the process capability is 0.246. There are four types of defects which are bugs, groats, immature rice, unknown object. The main contributor of defect is groats with 38.6% of total production. As a result, it needs to be fixed to improve the production quality.