Suzhou is the city of silk not only in the old times but also nowadays. There were a lot silk factories in the past, but they have to renew their business because of demands from industry updating. For example, No. 1 silk factory is very popular for the silk products not for producing silk products. They adjusted their business model. They removed the machine of workshops and decorated new project which introduced living procedure of cocoon. At last, the visitors can enjoy model shows of silk products. It is very funny and interesting. The visitors can see how the silk is produced. Of course, it is gathering of many different silk products, which the visitors can buy.