江祖臣

Jiang Zuchen was a Yixing pottery artisan whose work and life details are not provided in the available source material. The page reference (515) appears to contain only his name without accompanying biographical information, historical context, or details about his contributions to Yixing pottery.

Without access to the actual content of page 515 or other sources, it is not possible to provide accurate information about his life span, artistic achievements, or significance in the tradition of Yixing teapot making.