The market competition worldwide is increasing Aggressively. Several organizations have realized the significance of improving their own performance. It can be done by utilizing the available resources. Improving efficiency by eliminating waste is essential in the industry. This paper is a case study ofa resin cast transformer manufacturing company where resin waste is significantly high as 8.87% from this resin waste around 3,40,000 Rs financial loss to the company every month. There is also an increase in cycle time, which directly increases lead time, resulting in customer dissatisfaction and a competitive disadvantage. current situation analyze using different lean tools. Analyzing the current situation with different lean tools like Pareto chart, fishbone diagram, why-why analysis, and Process flow diagram found that broken casting, bucket waste, and drum waste all play a significant role in resin waste. By continuously applying the PDCA cycle to every aspect of the process, we were able to reduce resin waste by 44.19% and rejection by 39.64%. The industry saves 1,52,880Rs per month by reducing resin waste from 8.87% to 4.95%.

The market competition worldwide is increasing Aggressively.