Not necessarily. Authentic features: (1) trademark. The "Phoenix" brand bicycle frame produced by Shanghai No.3 Bicycle Factory has a hard brand thickness of 1mm, full of enamel luster and strong three-dimensional effect. ② "Phoenix" mark. On the handlebars, frame, bell, chain cover and crank of Phoenix car, there are hard-printed signs of 18 Phoenix patterns or characters, and the center of the handlebars is stamped with "China Shanghai" and Phoenix seal. Except for models 12 and 42, the front fork, the upper and lower vertical tubes of the frame and the rear fender of the "Phoenix" car all have Phoenix decals, and the outer side of the crank has a clearly written Chinese and English pinyin "Phoenix" logo. On the rim of the "Phoenix" car, there is a hard seal of the Phoenix; The rear joints of 28-inch (7 1 1mm) and 26-inch (660mm) "Phoenix" frames are printed with specific marks consisting of letters and numbers. (3) Smoothness. "Phoenix" car has good body finish, high rim finish, uniform coating and good rust prevention performance. Characteristics of counterfeit goods: (1) trademark. The trademark hard card of counterfeit car is light and thin, with uneven color and no three-dimensional sense. ② "Phoenix" mark. Although there are a few imitation marks on counterfeit cars, they are generally made by hand, with unclear patterns and characters and skewed positions. There are also decals on the front fork, the upper and lower risers on the frame and the rear fender, but the Phoenix decals used have poor luster, different shapes and specifications, and some are easy to be crossed off; There is no trademark logo on the rim of the counterfeit car; 28-inch (7 1 1mm) and 26-inch (660mm) fake car frames are not printed with specific signs composed of letters and numbers. (3) Smoothness. The fake car has rough surface, poor rim smoothness and poor rust prevention performance.