This research is intended to: 1.) in order to study the satisfaction level in the company's accident prevention measures, piya Mo group co., Ltd. 2.) to study the level of expectations for the company's accident prevention measures, piya Mo group co., Ltd. 3.) to compare the level of satisfaction and expectation in the accident prevention measures of the company can be divided into group friendly piya measures into 5 aspects of accident prevention measures, education, safety measures in order to solve problems faced the dangers of the work. The accident investigation The security auditing
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