A man lifts his wife in front of a snow sculpture after a group wedding ceremony as part of the 28th Harbin International Ice and Snow Festival in Harbin, Heilongjiang province Jan 6, 2012. The wedding was organized by the city government, and 18 couples from Nigeria, Russia and China participated in the ceremony, local media reported. [Photo/Agencies]

A staff member shows how to use a wearable computer designed by a company in Southwest China's Yunnan province, Jan 6, 2012. The wearable computer, designed and made by a sci-tech company in Yunnan, includes an eyeglasses-shaped mainframe, a mouse and a folding keyboard. The computer, the first of its kind in China, will be mass-produced and sold in March. [Photo/Xinhua]