A roomer is seen inside a capsule apartment cell in Zhongyuan District, Zhengzhou, capital of central China's Henan Province, Jan. 14, 2015. In Zhengzhou, several capsule apartments with small, independent living spaces are now in business. A typical capsule apartment has shared bathroom, luggage room and lounge in addition to a dozen mini units. The very first capsule apartments originated in Japan, but the form of living sees growing popularity among young travellers in other places of the world. (Xinhua/Feng Dapeng)