Wang's Grand Courtyard inherits the five thousand years' civilization of China, it is a peak-usurping masterpiece of Chinese civil residence architecture of Qing Dynasty with an sum area of 45000 sq.m and covering 123 large and small compounds and1118 houses.

Gaojiaya and Red-gate Fort confront each other in the east-west direction and connected to each other through a bridge are both the full-closed type buildings on the loess high slope. They have the general characteristics of relying on mountains and complying with the terrain, buildings and courts in layer upon layer and well-proportioned, great momentum and complete functions, and basically inherit the courtyard style of front halls and back bed houses. In addition, the brick carvings, wood carvings and stone carvings have great originality and, with their elegant decoration, rich connotation, unified practicability and beautiful look and the compatible south and north sentiments, rank in an extremely high cultural grade.

The two main courtyards of Gaojiaya architectural complex are 3-year Siheyuan (quadrangles), which have separate kitchen yard and home school yard with private tutor as well as common classics-learning academy, flower yard, long-term hired farm-laborer yard and enclosed yard (servant yard), in addition to the sacrificial ancestral hall at high place and the embroidering buildings on both sides. The fort wall encloses the fort along its periphery, several gates were set up in the selected positions, and the large and small courts are connected like bead strings or joined by a common wall while being independent in separate structures, some hidden while some appearing, with different households of various kinds and multiple styles as if there are yards inside the yards and there are gates behind. The gates just like a labyrinth.