Besides dragon doors and windows, what else is there in Longmenju?

Longmen suspended ceiling. Longmen ceiling refers to the ceiling located in the main hall or middle hall of a house. It usually has special design and decoration to show its owner's wealth and status. It is usually called "Longmen" because it is often decorated with dragon images and patterns. Longmen suspended ceiling usually adopts exquisite wood carving, stone carving or painting techniques, showing gorgeous, majestic and magnificent effects.