Yinchen Studio was found by Master Gao jian qiang & Master Xu mei ping in 2000. We insist on using the original Yixing purple clay which from Huanglong mountain. We use the traditional method to refine the ore without any chemical. Master Gao has more than 30 years experience in refining the ore. Master Xu has more than 40 years experience in crafting the teapots, she studied under Master Xu han tang.