Di Cao Qing ore, personal collection. Editorial Conversation: Book 2 - Chapter 5: Yixing Zisha Ore Jason M Cohen 21 Feb 2023 Share on Twitter Share on Facebook Share on LinkedIn Share on Pinterest Share via Email Copy link The show is also available on YouTube and Spotify. Podcast Jason M Cohen Master of Ceremonies here on Tea Technique. Elsewhere, Founder & former CEO of Analytical Flavor Systems. Previously, Founder and Executive Director of the Tea Institute at Penn State (defunct). Comments