Abstract:This paper revealed the dimension and technology analysis of the main hall of Nanjing Museum in the original construction process. Followed by the instructions in (1929) to the styles of the public places, the ministry of education of The Nanjing National Government established the preparatory office of the Nanjing Museum in 1933, designs were called for since then. During the competition and the modification process, the architects in modern times had been thought about the combination of the national character and the function of modern architectures. In modern times, there was collapse in culture and technology between Chinese and western, the construction of Nanjing Museum also faced the translation in material and dimension, the solutions to solve the issues in form, material and structure should be learned.