The company Daido Steel Co Ltd is a Japanese company that is one of the largest manufacturers of specialty steel worldwide. Founded in 1916, Daido Steel has always specialized in producing high-quality steels. However, the history dates back much further: in 1661, an ironworks was established near Nagoya by the Tokugawa family in Japan – later becoming the Daido Steel company. The company offers its products in various sectors. One of them is the automotive segment, in which Daido Steel has been a leading manufacturer of crankshafts for decades. Over the years, the company has perfected its expertise in steel and mechanical machining of components, making it a preferred supplier for numerous premium automakers. Another business area for Daido Steel is the aerospace sector. Here, the Japanese have established themselves as manufacturers of high-quality steel used for engine applications. Daido Steel focuses on lightweight construction given the high requirements for weight and performance in aviation. But Daido Steel's comprehensive knowledge and know-how are also utilized in the field of mechanical engineering and engines. The high-quality material is used in the production of machine tools, components for diesel engines, and hydrodynamics components. Another important aspect of Daido Steel's portfolio is specialty steel for cutting tools. These materials are designed to meet the high requirements for cutting metals and plastics. To optimize the performance of cutting tools, the company employs advanced alloying processes. Not only do the different sectors demonstrate the diversity of Daido Steel's product range, but there is also a wide variety of products offered at the individual product level. The company produces profiles, round bars, raw materials, and customized components made from specialty steel. The steel production at Daido Steel has undergone significant changes throughout the company's history – nowadays, it relies on high automation and state-of-the-art facilities. The business model is based on leveraging its own know-how in steel production and mechanical machining of components to meet the growing demand for technologically advanced steel products. By focusing on high-quality specialty steels and leveraging modern technology, Daido Steel Co Ltd has established itself as a globally significant provider in this segment.