(2) Definitions (1) three stages of development stage quality control testing statistical quality control stage of comprehensive quality management stages of product quality control of total quality management (3) basic idea of ??total quality management (4) the development of the history of the era of TQM TQM TQM and non-TQM advent of enterprise business (5) development of total quality management (6) Case: Trinity Group TQM activities carried out quality management activities Trinity Group history http://www.huishi365.com/course_s/38_0_0_0_0_0/