The priceless dustpan and inkstone stand has collection value. The priceless dustpan and inkstone stand has obvious characteristics of the times. Inkstone is a non-renewable resource, and the formation age of the old pit stone is at least hundreds of millions of years. However, high-end inkstones are still more valuable, and more people still prefer high-end inkstones. Inkstone, also known as Yan, is one of the traditional Chinese handicrafts. Inkstone, pen, ink, and paper are collectively known as the traditional Chinese "Four Treasures of the Study" and are essential tools for Chinese calligraphy. Inkstones are also widely used, among which Duan inkstone from Zhaoqing, Guangdong, She inkstone from Shexian, Anhui, Taohe inkstone from Zhuoni, Gansu, and Chengni inkstone from Xinjiang County, Shanxi are the most prominent, known as the "Four Famous Inkstones".