This document summarizes the history and success of Samsung Group. It traces the company's founding in 1938 by Lee Byung-chull in grocery business and its transformation into electronics under the leadership of Lee Gun-hee in the 1970s and 1980s. The company grew significantly through acquisitions and investments in other businesses. It achieved the highest market share in digital TVs and second largest in mobile handsets. The document attributes Samsung's success to the leadership and management philosophies of the Lee family as well as its diversified business structure and investments that helped it navigate challenges like the global financial crisis.