0.67

[Hardcore Industry·Data Awakening·Era Breakthrough] December 11, 2001, the first day of China's accession to the WTO. The German Bosch representative drew a red circle at Huateng Machinery Factory: Cpk0.67, Unqualified. Three million orders hang on a thread. Of the 21 processes in the factory, 13 are below the life-or-death line. Chen Xu held the old micrometer left by his father and drew the first control chart amidst the roar of the machine tool. "Feel can be deceiving, but numbers can't." From SPC to DOE, from fishbone diagrams to 5Why, he used statistical science to tear apart the factory's problems inch by inch, forcing 0.67 To 1.33. But when he finally touched the edge of the qualifying line, the torn page in his father's notebook showed the same 0.67 Scar as seven years ago, pointing to the same buried truth—— A micrometer can measure the accuracy of parts, but can it measure the ravages of people's hearts?