Abstract
.The purpose of this research is to study the process of casting ring. And the cause of waste in the process of casting ring and find ways to solve the problem of waste from the types of defects found during June - August 2556..... to... The... The... The... And more!The research data were collected by interview and survey questionnaire design staff. And analysed by fishbone diagram The main causes is caused by employees, lack of experience, lack of care.Employees must work with time. Therefore, determining the problem by using Why-Why Analysis and use 5W1H plan to operate the organize training for new employees. And supply staff to increase work shifts.
การแปล กรุณารอสักครู่..
