IBM (International Business Machines Corporation) or IBM (International Business Machines Corporation) is the world's largest information technology and business solutions company with global employees. More than 3 10000 people, covering more than 160 countries and regions.

The history of BM can be traced back to decades before the development of electronic computers. Before the development of electronic computers, BM operated punch card data processing equipment. IBM was registered as CTR Company in endicott, new york, a few miles west of Binghamton on June1915.

Three independent companies merged to form CTR Company, namely: List Machine Company (1896 was established in Washington), Calculation Table Company (190 1 was established in Dayton, Ohio) and International Times Records Company (1900 was established in endicott, new york).

At that time, the president and founder of List Machine Company was herman hollerith. The key figure behind the merger was the financier Charles Flint, who called the founders of the three companies to propose the merger and worked at CTR until 1930 retired.