Architecture, Building and Structure Design Tianmianshang Pavilion by jintao li The team wants to challenge the notion of floor, roof-ceiling, interiority, and exteriority. The undulating floor and roof-ceiling create various threshold spaces within. Planar permutation of walls and columns makes interiority versus exteriority a little harder to parse. They hope this design becomes a stimulus for an organic formation of partiality from the users towards various subspace within, against the backdrop of a seemingly uniform in concept arrangement.