跟踪卡是一份产品全质量档案,是一种质量信息工具,一种严格执行规程的手段。具体讲它是一条产品生产流程的锁链,一种产品生产过程中合格数量的记载、数据的采集、产品优劣的鉴别,另件生产加工时间的记录和积累,不合格品的揭示,以及产品工 The tracking card is a full-quality product file and is a quality information tool, a means to strictly enforce the procedures. Specifically speaking, it is a chain of product production processes, a record of the number of qualified products in the production process, the collection of data, the identification of the advantages and disadvantages of the product, the recording and accumulation of the production and processing time of other parts, the disclosure of defective products, and products work