The oxide of zinc , silicon , titanium which is melted with potassium , sodium to become the basic glaze.
Then creators add the color which they want to the glaze and spread it on the body of porcelain.
Sintered with the high temperature (about 1260 degrees) and stayed warmly from side to side to 1100 degrees for 2-6 hours during that time to urge its crystalline grain to take shape.
This is the method of crystallized glaze porcelain . Because crystal mobility is very strong, the products from the same kiln are slightly different and not identical.
1 pot: 7 oz/200 ml
1 pitcher: 7 oz/200 ml
6 cups: 2.8 oz/80 ml x 6 pieces
