Home › Dialogues › Tea Making › Yixing – one pot one tea variety › Re: Yixing – one pot one tea variety 2013.03.02 at 10:01 am #9603 ICEParticipant I have one I bought in Chaozhou 6 or 7 years ago. By Zhang Yen Ping, or so is the name in the seal. Could it be not safe too?