Waterfrom Design builds tea house with a basement hidden beneath a water pool

Architecture studio Waterfrom Design has completed the Tea Community Centre, a multipurpose building in Xiamen, China, that is partially concealed beneath the surface of a pool of water.
Above ground, the tea house takes the form of a simple pavilion for preparing and serving tea. But a staircase leads down into a much larger basement, which can be used for a variety of different activities.
A shallow pool of water covers the roof of this space but it's possible to see down into it, as it's punc