Pareto chart (Pareto Diagram) Pareto chart, also known as Plato, focusing on analysis diagram, ABC analysis diagram, thus the inventor of the 19th century Italian economist FIG Plato (Pareto) the name of the name. Plato first used Pareto analysis of the situation of social wealth distribution, he discovered that 80 percent of Italian wealth is concentrated in the hands of 20 percent of the people, QC seven practices training company, and later it was discovered that a number of occasions to obey this law, so called Pareto laws. Later, American management expert Dr. Zhu Lan use Plato's chart to extend it for quality management. Pareto chart is a tool to analyze and look for factors affecting the quality of the original master, in the form of double rectangular plot, the left vertical axis represents the frequency (eg Amount parts, etc.), the right vertical axis represents the frequency (as a percentage). Points polyline represents the cumulative frequency, the horizontal axis represents the various factors affecting the quality, according to the degree of influence the size (number appears frequency) from left to right. Through observation and analysis of the Pareto chart can catch the main primary factors that affect the quality. This method is in fact not only in quality management, in many other administrative work, such as inventory management, there are very useful. Configuration: the quality management process, to solve many problems, but often do not know where to start, QC seven practices training price, but in fact most of the problems, QC seven practices training courses could discover several greater impact causes and disposal and control, can solve the problem of 80% or more. Plato is a phenomenon based on pooling data to bad reason, the occurrence of adverse conditions, do not have to be systematic project (stratification) classification, calculated data generated by other projects (such as poor rate, the amount of loss) and percentage proportion, and then according to the size of the order, together with the accumulated value of the graphics. In a factory or office, the low efficiency, defect, bad products do not lose their reason or another phenomenon can also be converted into the loss of more than 80% of the project amount to be accountability process, which is called the Pareto analysis. Plato use to layer other law projects do not (do not phenomenon) as a precondition, according to statistics by the overall adjustment to be made after the Plato. 1, Category 1) Analysis phenomenon Plato: with adverse outcomes related, QC seven practices, to discover the main problems. A quality: failure, failure, customer complaints, returns, maintenance; B Cost: total loss, expenses; C Delivery: a shortage of stock, payment defaults, delivery delays, etc; D Security: accidents, errors Wait. 2) analyze the reasons Plato: factors and processes used to discover the main problems. A operator: trips, group, age, experience, and so skilled; B machines: equipment, tools, dies, equipment, etc.; C materials: Manufacturers, Factory, batch, and other species; D work methods: working environment, Has the process, work arrangements. 2, Plato lowering effect ① basis; ② determine improvement goals, identify problems; ③ can confirm improved results. QC seven tools much money _ half way (certified) _QC seven practices provided by enterprises in Huizhou City Road Enterprise Management Services Limited. QC seven tools much money _ half way (certified) _QC seven practices Huizhou City, the rate of the Road Enterprise Management Services Ltd. (isoew.com) this year introduced a new upgrade, the above picture is for reference only, please dial this Tel pages or pictures on obtain the latest information, Contact: Miss Shi.