1. How much does Tianxia cigarette cost: According to market conditions, the price of Tianxia cigarette is between 30-50 yuan. 2. How to distinguish authentic and fake Tianxia cigarettes: (1) Outer packaging: Pay attention to the printing quality of the outer packaging. The genuine outer packaging has clear patterns, bright fonts, bright colors, and no defects; the outer packaging of counterfeit products is of poor quality and the printing effect is not good. OK, the picture is blurry. (2) Inner packaging: The inner packaging of genuine products should be intact and the cigarette pad should not emit odor. Counterfeit products may have inner packaging made of low-quality paper or plastic, or may have an unusual odor on the surface of the pad. (3) Aroma: After opening the cigarette box, smell the cigarette rod to see if there is any peculiar smell. The genuine smoke will be fresh and not burnt or strong; while the counterfeit smoke may have an abnormal smell. (4) Cigarette rods: Genuine cigarette rods have a fine texture and uniform color, while counterfeit ones have a rough texture and uneven color. (5) Trademarks and anti-counterfeiting marks: The trademarks and anti-counterfeiting marks on authentic products should be clearly identifiable, while counterfeit products may be incomplete or distorted.