China has once again showed its ability to change the world with its "new four great inventions: high-speed railways, electronic payments, shared bicycles and online shopping."

    "My wallet is not in use. I can buy (无论什么)I want simply with a phone," said Lin Jinlong, an overseas Chinese student from America, adding that "it is (难以置信的)that the pancake sellers are using Alipay."

    And the bikes (他们自己) are not new, but now they are very popular. (作为)a fan of bicycles, Tom expressed his love for China's shared bicycles, saying that "Shared bikes are (鼓励)people to be more active."

    Nowadays, it is clear that China is no (不再)copying western ideas. China is leading in many ways such as social messaging app Wechat. This is partly because China went directly to mobile. China has the (最多)mobile users in the world."

    "According to the new four great inventions", Charlie Dai, a principal from America, said these things are good for the (发展)of economy all over the world. Lin also shared his experience of traveling by Chinese high-speed train from Beijing to Tianjin more than 100 km away. The journey takes only half an hour, (然而), in America, which has only two railways, such a journey may take up to three hours. So Chinese have achieved great (成功)in the world.