From the perspective of architectural geomantic omen, it is unlucky that Fangshan, doors and windows face the road or hutong, but it doesn't matter that the back wall of the house faces the hutong.
hang double curtains in the window room. The outer layer is hung with gauze curtains, which are light-transmitting and opaque, and are usually closed, which neither affects the light transmittance nor protects the privacy of the home. The inner layer is hung with ordinary curtains, which is beautiful and practical.