【 abstract 】 nonconforming product management is an important work of quality management and control, based on the analysis lithium battery problems existing in the enterprise management and control of non-conforming product, the management of the nonconforming product from institutions to set up, and perfect system【 key words 】 manufacturing; nonconforming product; quality management; corrective action0 the introductionThe causes of quality fluctuation are 6: man, machine, material, method, ring, measuring, namely 5 m1elithiumThe battery manufacturing industry under the influence of 5 m1e factors, will inevitably in raw materials procurement, battery production process, factory inspection unqualified products.