Abstract: In order to do a good job in the repair of the most well preserved and large-scale overseas Chinese building complex in the country - the modern overseas Chinese building complex in Meijia Courtyard of Tingjiang Dock, through the repair and maintenance of external walls, mountain flowers, beams, columns, balconies, doors and windows and other important parts of the facade, the original safety hazards were eliminated, the structural safety performance of the overseas Chinese building complex in Tingjiang Dock was improved, the architectural history of the Republic of China was improved, and the essence of the integration of Chinese and foreign architectural culture was reappeared. The repair construction technology has reference significance.