The Correlation Studies Between Product Quality Management And Cost Control

Quality is enterprise’s life. Quality management and cost management form the commondevelopment of the quality cost management. Combine quality with cost, quality witheconomic benefit, it has important practical significance, it can enhance the level of productquality, reduce cost, improve product competitiveness, and expand the enterprise market share,Quality and cost are the key factors that can determine the product competitiveness. Theemphasis on quality cost management is how to balance the relationship between the qualityand cost.How to scientific and effective control quality cost, make enterprise can not only improvethe quality of products, but also effectively control the cost is a problem. Aiming at thissituation, combine with the present situation of quality cost management in our country,choosing the correlation studies between quality management and cost control as the subject.The method is combine theory with practice. This paper based on the research of thecorrelation between product quality management and cost control. It introduces the basictheory of quality cost, including the dialectical relationship between quality and cost, based onthe best quality level of the”reasonable quality”, the definition of the quality cost, etc. On thebasis of building the best quality cost, it uses six sigma management to optimize quality cost,and then build six sigma management system which more than three sigma level.This subject was chosen in December2011.The paper takes the dairy company whichrequires high quality for example. The dairy industry experienced the melamine incident in2008. After that, it continuously strengthen quality management. The production process andquality of the enterprise cost are introduced. Through the collection and analysis of nearly10years of quality cost data, it established the mathematical model under the company’s actualoperation. The graphs shows the relationship between the important parts of quality cost andqualified rate, such as the relationship between the prevention cost and qualified rate, appraisalcost and qualified rate, quality cost and quality level, sigma level analysis and so on. The sixsigma quality management and quality cost problems are analyzed. According to theapplication of six sigma management theory, it builds the mode in the dairy industry, it putsforward some suggestions of improvement loop type six sigma model. This paper aims to improve enterprise product quality, to optimize of quality cost, to improve the economicbenefit, and it can help the enterprises promote the quality cost management comprehensively.