1, different grades: Maotai-flavor Langjiu, according to the classification of Langjiu Company in the past, from low-end to high-end, are Pulang, Fine Langlang and Velvet Langlang (also known as treasures). Vintage wines include five years lang, eight years lang, ten years lang, twelve years lang, twenty years lang and so on.

2. Introduce different types of wines: After 2008, the common Laolang wines are 2002, 1956, 1898 and Zishilang. Vintage wines are safflower lang in 10 years and 15 years, Blue and White Lang in 20 years, followed by Hongyun Lang, Qingyun Lang and Bainianlang.

3, the price is different: the price of fine old lang wine is higher than that of Pulang wine, and the taste is different from Pulang wine. You can buy it according to your own preferences in the market.