Siyutao's excellent authentic pure Yixing purple sand (zisha) clay & Gu Fa Lian Ni(古法炼泥) most ancient way to make the clay by hand
Siyutao (click to know more) has always emphasized the quality of raw Yixing clay minerals. In 1885,We began to continuously collect unique Yixing raw mineral ore , and established our own Yixing clay workshop and raw Yixing clay minerals warehouse. To this day, we have...
