Different countries, different standards
In the United States, household bricks are generally small, and those over 450×450mm are considered as large specifications; In European countries, tiles over 750mm are considered as large specifications; In Italy, the most popular large-size tiles are 1200× 1200mm. Of course, in China, we generally think that tiles over 800×800mm are large specifications.
Don't misunderstand the "big board"
So, the next time you hear the term "big board", don't mistake it for all large-area tiles!