How long does it take to make Moutai?

How long does the process of crafting the esteemed Moutai liquor actually take? From the initial stages of selecting and cultivating the grains to the intricate fermentation and distillation processes, what are the key steps involved and how much time does each one require? Is the aging process a significant factor in determining the final product's quality and how does it factor into the overall timeline? Lastly, are there any seasonal or environmental factors that can impact the duration of the production process?