||This study is based on the research of railway maintenance manufactory, ’Taipei RailwayWorkshop,’ which is formed under Mechanical Department, TRA (Taiwan Railways Administration).It is also an indispensable link for the Taiwan railway industrial technology development. ’Taipei Railway Workshop’ is a specialized factory which has the equipments serviced for rail vehicles,including maintenance, transformation renewal, and maintenance of the technical features. Taipei Railway Workshop not only has a long history since Qing Dynasty, the Japanese occupation, and post-war to present but also witnessed the various stages of evolution. At the same time, either the development of railway transportation which brings transformation for city and countryside structure in Taiwan, or its influence on national defense, industry, and people’s livelihood needs, etc, railway maintenancemanufactory played the major servicing and continual role during this period of time. This study is a two years investigation plan. In the first year, the study will be focusing on collecting and checking all the inventory and investigation at Taipei Railway Workshop’s cultural heritage and historical data, including Taipei railway workshop’s ’cultural relic room,’ any existing related data in Mechanical Department, TRA (Taiwan Railway Administration), also all the cultural heritage collections in the departments within the country: National Archives Administration, National Museum of History, Taiwan Historica, National Taiwan Library’s old related literature about Taiwan Railway Workshop, collecting and organizing data systematically, and to establish the basic data development in Taiwan Railway Workshop. On the second year, the study goes along with the result of previous investigation. Simultaneously, the study will be investigating the Taipei Railway Workshop’s current machinery, historical relics, tectonic facility, etc, and records them. Additionally, study will record interview and dictation from old staff and technician to clarify the maintainable technological development connotation of railway machinery in the mechanical factory.