C1266 Xin Xin Rong(2)
It's nothing more than a few raw materials being mixed together and then thrown into a furnace to melt into a liquid state, then form, fire out, cut in different ways to get different glass pieces.
The final product would have to go through a deep processing process. There were roughly washing and grinding edges, and some parts still needed to be tempered.
This knowledge was too professional
