降坡泥

Zisha teapot by Skillful Artist LIU Hai-Xia 刘海霞 老降坡泥 （红降）子冶石瓢

Zisha teapot by Skillful Artist SHI Yu-Lei 施玉雷 龙血砂 石瓢

Zisha teapot by artist Level 4, ZHU Li-Ping 朱丽萍（L4-2015）龙血砂 福禄（葫芦）