一、综述我国是玉石和制品的故乡。我们的祖先远在石器时代就开始使用石材做生产工具如石刀、石斧等,新石器时代出现了经过简单加工的如玉琮、玉璧等玉制品,这就是我国最早出现的工艺品。到了铜器时代,才有真正的玉器工艺。我国人民使用玉石已有4千多年的悠久历史,勤劳智慧的各族人民很早就认识并且使用玉石做装饰品。殷朝的青玉盘, First, review China is the hometown of jade and products. Our ancestors far from the Stone Age began to use stone tools for production such as stone knives, stone axes, the Neolithic appeared after simple processing such as jade, jade Bi and other jade products, which is China’s earliest crafts. To the Bronze Age, there is a real jade craft. Our people have used jade for more than 4,000 years of history. Hardworking and intelligent people of all nationalities have long known and used jade to make ornaments. Yin North Korea’s jade plate,