This case study regarding industrial safety was carried out focusing on manufacturing companies operating in Korea and China. Through the case studies on the two corporations mentioned, we found they were doing various activities to improve industrial safety level. In addition, management members of both corporations were found that they had been doing important roles for the safety in the organizations. They were practically involving safety issues on top of developing safety policies as they put safety issue as the 1st priority task in the organization. To enhance safety environment, they showed firm message for the safety improvement as management value. A firm and strong messages from management could be a foundation to improve employees’ awareness on safety issues. The management has been pursuing industrial safety issue for long time, and they put industrial safety issue as management value. Safety performance is currently evaluated as one of the KPIs. For example, in case that corporation’s performance is quite good except safety performance, the performance is not well recognized. Therefore, safety performance is being driven by excellent leadership of the management for safety matters and self-awareness of employees on the safety matters. Industrial safety is one of the most important factor in business management. In spite of, the research merely performed in business management area. And also, it is very hard to learn about industrial safety and hard to find the curriculum in the university. For these reasons, this educational case study can be used as a meaningful material in order to inspire the importance of industrial safety and practice in business management field.