In this case, the designers introduce the concept of city living room, with modern style combined with humanistic temperament. Designers introduce the streamline elements of architecture into the interior, and incorporate the characteristics of the Qingdao ocean into it. It reflects the streamline shape like the ocean wave. In the local, it matches of golden fish to form a unique lamp modeling. The overall keynote is unified and concise, which conforms to the design theme. Designers perfectly combine natural light and artificial light, and pay attention to the use of acoustic environment.