Shan Zhai products are famous, it means the fake products. Some people like Shan Zhai products because they can buy them at the very low price. Actually, most people hate the fake products, for they want to buy the real ones, no matter how much money they need to pay. Fake products do harm to people, one the one hand, they waste people’s money. People are willing to spend money to buy the brand products, but when they find they use the money to buy the Shan Zhai products, how angry they are. It is unfair to them. On the other hand, some fake products will kill people. Take the medicine for example. If the customers eat the fake medicine, then their bodies will not be healthy, even kill their lives. So we must pay attention to the products when we buy them.