The term 'Complete Collection of Chinese Courtyard Doors' refers to a comprehensive collection of traditional Chinese architectural doors found in courtyards. These doors are often ornate and carry significant cultural and historical meanings. They are characterized by intricate designs, often featuring patterns like dragons, phoenixes, or traditional motifs symbolizing good fortune and auspiciousness. Chinese courtyard doors serve both functional and symbolic purposes, being the main entrance to a courtyard and a representation of the family's social status and aesthetic preferences.