玉是一种质地温润而有光泽的矿物质,经打磨、抛光、雕刻加工后,色泽莹润,更显华贵,故有美玉之称。我国玉器自公元前五千年的新石器时代开始,延续至今已有七千年的历史。每 Jade is a texture of warm and shiny minerals, after grinding, polishing, engraving process, the color of shiny, even more luxurious, it is the United States said. China’s jade since the beginning of the Five Neolithic BC, has been extended to seven thousand years of history. each