1975年夏,在黑龙江进行旧石器时代考古野外调查期间,在贾兰坡教授的带领下,对哈尔滨黄山的地层作了短时间的考察,从地层中发现了较为丰富的哺乳动物化石,以及大量树枝化石,还有远古时代人类使用过的工具——石器。 During the Paleolithic archeological field survey in Heilongjiang in the summer of 1975, under the leadership of Professor Jalan Lanpo, a brief investigation was made on the strata in Huangshan, Harbin, abundant mammalian fossils and a large number of dendritic fossils were found from the strata , As well as ancient human tools - stone tools.