TestFreaks (http://testfreaks.com) is a Chinese-language website owned by the famous European shopping website TestFreaks (http://testfreaks.com). Testfreaks was founded in 1999, its predecessor is PriceRunner. Reviews include video cameras, TVS, mobile phones, digital cameras, MP3s, etc. For the above digital products, the above comments are divided into expert comments and user comments. Expert comments refer to the evaluation of the product from other websites or BBS, and user comments refer to the evaluation of the product by registered users. The above will Score the design, cost performance, characteristics and other indicators of different digital products, and at the same time, a FreaK Score will be obtained according to the expert score and personal score as a comprehensive evaluation of this product.