This case takes "light" as the soul. In the limited space, the designer creates infinite possibilities through the uniqueness of light and the fusion of points, lines and surfaces. In the foyer public reception area and leisure area, linear lamps are used to draw a smooth curve shape. The lighting and projection set off each other, which not only makes employees feel comfortable visually, but also arouses their work enthusiasm psychologically. The passage from the teahouse to the rooftop is designed with glass step stairs, which increases the entrance of natural light.