Founded in 1946 when the whole nation was striving for the rise of the People's Republic of China， Weichai Holding Group Co.， Ltd. （hereinafter referred to as "Weichai"） now has a history of more than 70 years， with over 80，000 staff around the world， and a sales income of 220 billion CNY in 2017. Weichai is now a worldwide influential enterprise， ranking the 84th of China's top 500 enterprises， the 27th of China's top 500 manufacturing enterprises and the 2th of China's top 100 machinery indust

CHAPTER ONE QUALITYIS ESSENTIAL Section one Weichai's lowest period I． Asian financial crisis II． Chinese manufacturing industry at the turning point III． Quality's pain and Weichai's dilemma Section two Fight a quality turnaround I． The heavy punch of quality in dilemma II． Thousand-people quality conference to conjure up the staff's quality consciousness III． The "Three Commitements"， right to the point IV． Focusing on the main businesses and focusing on quality V． Listening to the market is the first step to quality VI． Getting to know quality systems VII． Quality consciousness awakening： "Either not to do it or to do the best" CHAPTER TWO QUALITYIS SYSTEMATIC Section one Achievements and sufferings in the rapid-growth period I． Weichai mode in the capital market II． Golden industry chain of heavy truck III． Quality dilemma due to mass production IV． Quality dilemma due to brand development V． Quality dilemma due to industry chain Section two Transformation in growing stage I． Management improvement-introduce performance excellence mode II． Threshold for quality assurance： equipment investment III． People are the core of core competitiveness IV ． Improve the system and extend to both ends V． Quality assessment： a fine of 200，000 CNY a year and a reward of 100，000 CNY once VI． Lean Six Sigma-the commencement of revolution VII． Continuous and rich quality promotion activities VIII． "Diversity， Communication， Responsibility" …… CHAPTER THREE QUALITYIS OPEN CHAPTER FOUR QUALITYIS GREEN CHAPTER FIVE QUALITYIS ARTISTIC APPENDIX REFERENCES