Abstract：
The hall of Nanjing Dahua Cinema is of reinforced concrete frame structure built in the Period of the Republic of China (1912-1949). With references to previous strengthening practices of Dahua Cinema hall, attentions shall be paid to the following aspects, such as inspection and verification in details, selection of feasible, convenient and economic strengthening method under the principle of protection of cultural relics, adoption of effective construction measures to ensure reliable connection between new and old structures, as well as adoption of inorganic materials which could improve the durability of the strengthened structure.
