From the live streaming room audiences' perspective, the glassware was a product they could ubiquitously see in their daily lives. Thus, concerning those big and small business enterprises and people in Zhongzhao, they could only see the low-cost price yet exorbitant price they were sold at. But they were blind to all else.
Honestly, the raw materials for the glassware are worthless mud and sand. After undergoing kiln burning, they are in high demand, up to sales of over 10,000 pieces. They can generate billions of profit, but can the money be so easily earned? If they don't possess the skills and environment for kiln burning, there will be many second class goods while products of excellent quality are rare.