Our knowledge comes mainly from two sites: Zhoukoudian near Beijing, which lies well north of the primal forest, and Sangiran in Java, which lies well south of it.

• 我们的认识主要来自两个遗址：北京附近的周口店遗址，位于大片森林以北，以及爪哇的桑吉兰遗址，位于大片森林以南。