Lean (Kaizen, Lean) is a breakthrough approach to management and quality management, aiming to reduce all types of losses (activity unable to eke out value from the point of view of the consumer) by improving the efficiency of processes and involvement of all personnel in continuous improvement at all levels (suggestions for improvement, efficiency suggestions, inventions, innovations).

Lean manufacturing today is widely recognized as the most efficient, reliable and cost-effective way to increase competitiveness of companies. Lean methods allow significantly increasing productivity, improving the quality of products or services, and reducing costs, cycle time and defects with no capital expenditures.

The process of continuous improvement of the company with the participation of all staff (Kaizen) is at the heart of lean manufacturing, where each staff member of the enterprise is involved in improving the work by giving suggestions for improvement.