They are named for a tiny city located in Jiangsu Province, where a specific compound of iron ore results in the unique coloration of these teapots.
The Song dynasty also produced exquisite ceramic teapots and tea bowls in glowing glazes of brown, black and blue.
However, at this time it became possible to order porcelain products from China that would accommodate a custom graphic design (for example, a coat of arms or trade sign).
[4] The poor families might still use teaware "of the period when the handles were unknown", but the desire to own a full tea set became universal.
[4] Side plates were added to the service in the mid-19th century to serve sandwiches and pastries for the afternoon tea.