Interior Space and Exhibition Design Prosperous Vitality Mix Used Office by Shi Zhe Lo As stated by the research report published in America’s "Journal of Experimental Psychology", placing green plants in office may enhance employees’ work efficacy. This is a residence-office combined design project, where the owner is involved in the traditional industry; faced with the routine work life, the owner hopes to reorganize the indoor environment in order to create liveliness and vitality and to introduce prosperous vitality to the traditional industry.