杨友兰

Yang Youlan was a Yixing pottery artisan active during the Qing Dynasty, specifically during the Qianlong period (1736-1795). Based on the limited information available, Yang Youlan was recognized as a skilled craftsperson working in the renowned Yixing tradition of purple clay (zisha) pottery.

The artisan's work would have been part of the flourishing period of Yixing pottery during the mid-Qing Dynasty, when teapot making reached high levels of technical and artistic achievement. However, specific details about Yang Youlan's individual contributions, training, or distinctive style are not provided in the available source material.