Why is Lhasa beer not sold in Shaanxi?

Lhasa beer may not be sold in Shaanxi for the following reasons:

1. The taste of Lhasa beer is not in line with the taste of Shaanxi people.

2. Due to the distance and transportation cost, the price of Lhasa beer in Shaanxi is relatively high, which makes it less competitive in Shaanxi market.

To sum up, the reason why Lhasa beer is not sold in Shaanxi is mainly due to factors such as taste and price.