Texture. I chose this for texture because its not just a plain door way! They added the texture around the door to emphasize it and also it makes the door look like a piece of art.
Studio X Beijing Architects: O.P.E.N. Architecture Location: Beijing, China Principals In Charge: Li Hu, Wenjing Huang Project Architect: Yu Qingbo Project Team: Wang Jianling, Wang Tao, Julia Ting Yan Mok Project Area: 388 sqm Project Year: 2009 Photographs: ShuHe