They are named after official positions from the imperial examination system, such as Province, Governor, Assistant Administrator of the Left, Minister of the Right, Metropolitan Graduate, Provincial Graduate, and Licentiate. Tsai himself lives in a room called the Proprietor's Quarters. It's like entering another era.
房間命名更是有趣，一律以「布政使司」、「提督」、「左參政」、「右侍郎」、「進士」、「舉人」、「秀才」、「文魁」等科舉官銜為名，蔡顯國自己則住在「掌櫃房」，置身其間，猶如走入時光隧道的官宦世家。