Application And Practice Of LSS On Process Optimization In Procurement Of Company I

The methodology of lean production and six sigma have been successfully practiced in the manufacturing industry,they played the key roles in the production and quality control in companies like Motorola,GE and Toyota.Nowadays,the service section becomes the main source of income in the developed economies,and it has surpassed the manufacturing section in GDP proportion.How to use the methodology of lean production and six sigma,and how to combine them when leading the process optimization projects in Service Company is a topic for today.Practice the lean six sigma can help increase the company's revenue,reduce the costs,get customers satisfied,and drive the company developed in a rapid and healthy way while their stakeholders can also get the investment and rewarded with high economic return.So firstly,this paper introduced the basic theory of lean production and six sigma,compared the advantages and disadvantages between the two theories,then it discussed the feasibility and necessity about combining the two theories.By summarizing the theories,the paper proposed the systematic framework and tools for combining both methodologies,and it discussed the key factors which can lead the lean six sigma projects successful.Next,the paper talked about the theory practiced in the large service company,like the lean six sigma program working in procurement department at I company.It introduced how the theory was delivered and practiced there.Furthermore,it introduced how the company used lean six sigma on project management which led to the process optimization and continuous improvement.Finally,the paper introduced a case study about procurement HF admin work efficiency improvement in the company I.The project showed that how the team used the DMAIC Model to lead the project optimization,and how to use lean method to eliminate the waste in the process.Related tools and data analysis method were used in the case study to find out the root cause and tried to fix the issues.