Eric Wong, managing director of a capsule bed manufacturer, poses in a modified capsule bed inside a showroom in Hong Kong Jan 7, 2012. The beds, which are modified for the Hong Kong market, have adjustable ceilings, a larger air conditioner and a TV. They are aimed at university students and budget travellers from Chinese mainland visiting Hong Kong and will cost $450 a month or $30 a night, according to the manufacturer. [Photo/Agencies]

Eric Wong (R), managing director of a capsule bed manufacturer, and his son Osbert pose in modified capsule beds inside a showroom in Hong Kong Jan 7, 2012. [Photo/Agencies]

Eric Wong, managing director of a capsule bed manufacturer, posed in a modified capsule bed inside a showroom in Hong Kong Jan 7, 2012.

The beds, which are modified for the Hong Kong market, have adjustable ceilings, a larger air conditioner and a TV.

They are aimed at university students and budget travellers from Chinese mainland visiting Hong Kong and will cost $450 a month or $30 a night, according to the manufacturer.