| Quality is the essential characteristic of material one, it is the main target of qualitymanagement. Comprehensive and correct understanding of the quality of content, theconcept of quality control in real terms, the business decision-making and enhance economicefficiency, are extremely important. The quality of the product is "clear and reflect theproducts meet the needs of the implied ability of the sum." The concept of a comprehensiverange of products, including services, hardware, software, processes and materials, or theircombination. Products can be of a type that can also be invisible; can be expected, can alsobe expected of right and wrong. But they are required to test product quality managementand qualified degree, we can think about, if a substandard products into the market, it willbring great losses, said manufacturers do not damage the Lutheran Church, which aloneconsumers, Is a very serious problem, so that the quality of management of the existingcommunity than is essential.In this paper, in accordance with the PDCA cycle of P (plan), D (implementation), C(inspection), A (Final) Four stage and application of total quality management to improvethe quality of commonly used tools, such as the diagram, control plans, such as causal map,Jiang ling Motors Corporation of the vehicle’s fuel tank of the product quality of the fourmajor issues: biting edge, inclusion, pores, cracks the issue of research to identify problemsaffecting the quality of products the main factors and to develop and adopt correspondingmeasures to improve, but also The vehicle’s fuel tank production process of qualitymanagement, on the basis of this, continuing to improve the quality of the vehicle’s fuel tank. |