1. The spray code is located on the bottle cap of Moutai, and consists of three lines of numbers, the first line indicates the date of manufacture, the second line indicates the batch number, and the third line indicates the serial number. The date of production of genuine products is arranged in Arabic numeral order. Anyone who marks the year, month and date with Chinese characters must be fake Moutai. The production batch number is printed with 4 Arabic numerals, which are connected in pairs and separated by two short horizontal lines.

2. Since 1953, Moutai has started to use the trademark "Kweichow Moutai". The main colors of the front logo are red, platinum and Huang San. Back standard vertical version of traditional Chinese characters, signed for "state-owned Renhuai Maotai Distillery sincerely", dated in 1953.

3. Anti-counterfeiting identification: The anti-counterfeiting label is located on the bottle mouth and adopts the most advanced anti-counterfeiting technology. Each box of Moutai liquor is attached with an anti-counterfeiting identifier and operating instructions. When the identifier is irradiated near the anti-counterfeiting label, some special patterns and effects can appear. If the Chinese phonetic alphabet moutai appears and the recognizer is shaken, these words will be looming and full of motion, while the fake anti-counterfeiting label will not appear the above words and have no motion.

Extended information:

Moutai brewing technology

Maotai brewing technology, a local traditional handicraft skill in Maotai Town, Zunyi City, Guizhou Province, is one of the national intangible cultural heritages.

Moutai brewing technology is a unique traditional brewing technology. The production technology of Maotai liquor is divided into six links: koji making, liquor making, storage, blending, inspection and packaging. The whole production cycle is one year, during the Dragon Boat Festival, Daqu is trodden, Chongyang is fed, during the brewing period, nine times of cooking, eight times of fermentation, seven times of wine taking, storage by classification, blending and storage, and packaging after five years.

the brewing of maotai liquor has the characteristics of twice feeding, solid-state fermentation, high-temperature koji making, high-temperature accumulation and high-temperature wine picking, which forms a unique brewing style. On May 2th, 26, the brewing technology of Maotai liquor was approved by the People's Republic of China and the State Council, and included in the first batch of national intangible cultural heritage list, with the project number ⅷ-57.