Introduction: May 20, 2026 marks the 27th World Metrology Day, with the global theme: "Metrology – the foundation of trust." Metrology is the technical activity of quantifying physical values, and is also the technical foundation of industrial production and quality management. As a precision measurement equipment manufacturer, Sinowon provides inspection tools including Vision Measuring Machine, OMM (Optical Measuring Machine), CMM, microscopes and hardness testers, serving dimensional and material property inspection in manufacturing.