How to tell the true and false Lanzhou cigarettes?

1. Appearance: the package is complete without obvious defects; Authentic products are produced on a large-scale mechanized assembly line. There is no difference in the appearance consistency of products of the same brand, but there will be obvious differences in counterfeit products. 2. Material: there is no obvious difference in printing hue and theme pattern between real cigarettes and products of the same brand, but there is a great difference between fake cigarettes. 3. Smell: The comprehensive style of real cigarettes of the same brand products is consistent and stable, with little fluctuation.