In May of 1949, the Development of the Hitachi U05, the first cable-operated power shovel made entirely from Japanese technology. Then in December of 1955, the establishment  of Hitachi Construction Machinery Co., Ltd., which was a service company. The development of the Hitachi U106 all-purpose excavator was in January of 1957. In April of 1965, the establishment of (former) Hitachi Construction Machinery Co., Ltd. was combined with Hitachi Construction Machinery Co., Ltd. (service company) and all construction machinery sales divisions of Hitachi Ltd. The following July, the development and release of the Hitachi UH03, the first hydraulic excavator was made with Japanese technology. In December 1969, Hitachi Ltd.’s construction machinery manufacturing division split off from the parent company and established, with the Adachi and Tsuchiura Workss, as Hitachi Construction Machinery Co., Ltd. (manufacturing company) The following year in October, Hitachi Construction Machinery Co., Ltd. established through amalgamation of Hitachi Construction Machinery Co., Ltd. (manufacturing company) and (former) Hitachi Construction Machinery Co., Ltd., with the capital of 3.8 billion yen. In February of 1071, they released the KH150, the world’s first fully hydraulic crawler crane. During the next few years they established Hitachi Construction Machinery in Europe; their capital increased to 3.85 billion yen; the Adachi Plant incorporated in Tsuchiura Works under plant relocation and production consolidation measures; then they formed business tie-up with Kubota Ltd. in the area of hydraulic excavators, and they developed a Earth Pressure Balance Shield Machine, that won the Japan Society for The Promotion of Machinery Industry Prize; and finally in 1979 they established Yamagata Hitachi Construction Machinery Co., Ltd. Through out the years they opened many Hitachi Construction Machinery Japan Co., Ltd.’s throughout the world.