Jade is not constant temperature. Everything has a melting point and will melt with heating. In popular parlance, beautiful stone is jade and jade is stone. It is a popular classification of gems in various regions of the world; Broadly speaking, as long as it is a beautiful stone, it is jade, including Lantian jade, Hotan jade, Xiuyan jade, Myanmar jadeite, Nanyang Dushan jade, serpentine jade, quartz jade, crystal stone, chicken blood stone, calcite jade, lapis lazuli, agate, coral, glacier jade, marble jade; To describe jade as warm and moist means that it is gentle, not beautiful, not beautiful, not vulgar, not beautiful, not the temperature of jade.