The Raohe Street Night Market is located on Raohe Street next to Bade road in Songshan District in Taipei City. The Raohe Street Night Market is one of the oldest and well-known tourist night markets in Taipei City. This on-site research study will investigate the current night market operation condition, study consumer behavior and analyze any existing complications to purpose a solution to utilize the limited space, improve street layout and profitability for vendors. The research has shown the night market has limited parking space, unacceptable cleanliness in public restroom, unpleasant street smell, limited street lighting, shortage of public trash bin, crowdedness in the first floor balcony, incorrect ventilation installation in street vendor, and misuse on electricity.