作为一个相对封闭的自然地理单元,中国东北形成了一个独立而又稳定的考古文化区。早在旧石器时代,东北就有人类居住。到了新石器时代,人类活动的足迹已遍布整个东北地区。根据目前掌握的材料,东北地区现今发现的新石器时代遗址数以百计,已识别和命名的考古学文化就有20多种。2014年秋天,东北三省不约而同地在考古方面有了新发现 As a relatively closed natural geography unit, northeast China has formed an independent and stable archeological and cultural area. As early as the Paleolithic, there were human beings in the Northeast. In the Neolithic era, the footprints of human activity have spread all over the Northeast. According to the information currently available, there are now more than 100 Neolithic sites found in the northeast region and more than 20 are identified and named archaeological cultures. In the autumn of 2014, the three northeastern provinces invariably made new discoveries in archeology