The first identification method: check the anti-counterfeiting code, the fake Maotai certificate is vague, while the real wine certificate is clearly printed and the pattern is clear; The second identification method: check the laser anti-counterfeiting label of the bottle cap. In the circle where the bottle cap can be seen at 20 times magnification, the English MT is very small, while the fake MT is very large. The third identification method: call the anti-counterfeiting inquiry phone. Call the anti-counterfeiting inquiry phone promoted by the manufacturer to directly inquire about the bottle mouth spray code.