It is a news about Tianjin. And it says that we can see all kinds of goods when we travel in Tianjin, such as China self drilling screw,China roofing screw and China AS3566 screw. It says that Tianjin is the third largest city in China, which is an international port city and ecological city. And it shows that Tianjin is the biggest coastal open city in northern China. Then, it describes Tianjin is one of the earliest coastal cities of opening to the outside world. Besides, it tells us that Tianjin is the cradle of China modern industry.