Tim Clancy, an Australian who has lived in Hangzhou for six years with his Chinese wife, pays his medical expense through mobile phone at the Second Affiliated Hospital of Zhejiang University School of Medicine in Hangzhou, capital of east China's Zhejiang Province, April 14, 2017. In recent years, a number of China's technological innovations have been making their moves in the world. Among them, Dockless Shared Bicycles, High-speed Rail, Alipay and E-commerce stand out with a reputation of China's "four great new inventions" in modern times, which have made the daily life of the public more and more convenient. [Photo/Xinhua]