. “four famous jade” in China generally refers to the “Hetian jade” produced in Xinjiang, . “Dushan jade” produced in Nanyang, Henan, . “Xiu jade” produced in Xiuyan County, Liaoning, and Yunxian County, Hubei. . “turkus”. Ponadto, some people think that “Lantian jade” should be included in China’s “Four Famous Jade” instead of “turquoise.” […]