Because to date, there's NO scientific method/instruments to date Chinese Porcelain, Jade and Painting! The item "Large blue and white plate. Yongle Mark" is in sale since Wednesday, March 31, 2021.
This item is in the category "Antiques\Asian Antiques\China\Vases". The seller is "benbid_inc" and is located in Flushing, New York.
This item can be shipped worldwide.