There is no doubt that the inscription "Xuande Year System" reveals the royal style. At present, only a few dozen pieces have been unearthed, which are generally collected by the National Museum and have extremely high scientific research and historical value.
China is a country of porcelain, which belongs to the traditional culture of China. Ancient blue and white porcelain can't be copied, and it will become less and less as time goes by, so what remains is very precious.