Shopping carts are put on a special escalator, which was purchased from Germany for 3 million yuan ($481,000) and transported back to 皇冠体育app on a chartered flight for 500,000 yuan, in 皇冠体育app's first "future supermarket" in Hefei, capital city of East 皇冠体育app's Anhui province, on Dec 10, 2012. The supermarket features a number of advanced technologies, such as self-service cash registers, electronic wi-fi price tags and special escalators. [Photo by Shen Guo/Asianewsphoto]