genuine cigarettes, registered trademark patterns of Yunyan, and red shading adopt stereoscopic perspective technology. Rotate the logo, and the laser beam will rotate with the angle change. Counterfeit cigarette, the registered trademark pattern of this counterfeit cigarette has no 3D perspective effect, and the shading is grid-shaped. Moreover, the golden bronzing line of the counterfeit cigarette has the phenomenon of falling gold.
Yunyan, as a high-grade cigarette, has many sub-brands, but there is one cigarette that is biased towards the middle and low grade, that is Yunyan Yunlong, but it is the price of Yunyan Yunlong that is biased towards the middle and low grade, resulting in a lot of counterfeit and shoddy products in the market.