This book explores the theoretical foundations and practical aspects of quality management for products. It places significant emphasis on quantitative quality assessment methods and techniques for managing product quality. The content is designed to reinforce theoretical knowledge while developing practical skills and decision-making abilities. Intended for university students studying in programs such as Standardization and Metrology (221700), Technological Machines and Equipment (151000), and Nanoengineering (152200), the material also supports the core curriculum for courses like Quality Management (221400), Innovation (222000), and Nanotechnology and Microsystems Engineering (222900). Additionally, this guide serves as a valuable methodological resource for completing practical assignments in the discipline of Technical Systems Quality Assessment.