Yulin glasses are not expensive. Glasses in Yulin are relatively cheaper than those in other places for the following reasons:

1. There are many optical shops in Yulin, and the competition is fierce, so the price is relatively low.

The consumption level in Yulin is relatively low, which is one of the reasons for the low price of glasses.

As a developing city, Yulin hasn't raised the price like some big cities, so the price of glasses is relatively low.