As is known to all, mobile phone users have become more and more. Phone is the essential tool in daily life.The development of the mobile phone is also more and more quickly. I have begun to use cell phone since 2003. During 6 years, I have changed my cell phones for almost six times. Nowadays there are a great deal of cell phones such as smartphone, XpressMusic, 3D phone in the market. In another way, the brands of cell phones are various as well. For instance, NOKIA, MOTO etc., How can we choose the suitable cell phone from so many cell phone companies? Which one is unique? These are questions often asked by phone buyer. As my own experience, I select phones from multiple aspects such as function, quality, price, appearance, after sales and so on. In fact, how to choose cell phone is decided by yourselves according to the actual situation.