Historical relics found along China's Songhua River(1/7)

Workers excavate relics at the Yong'an site along the Songhua River in Jilin, northeast China's Jilin Province, Oct.25, 2021. (Photo: China News Service/Shi Hongyu)

Remains of several historical periods have been found at the Yong'an site on the river bank in Jilin city.

Workers excavate relics at the Yong'an site along the Songhua River in Jilin, northeast China's Jilin Province, Oct.25, 2021. (Photo: China News Service/Shi Hongyu)

Workers excavate relics at the Yong'an site along the Songhua River in Jilin, northeast China's Jilin Province, Oct.25, 2021. (Photo: China News Service/Shi Hongyu)

Workers excavate relics at the Yong'an site along the Songhua River in Jilin, northeast China's Jilin Province, Oct.25, 2021. (Photo: China News Service/Shi Hongyu)

Workers are sorting out historical relics excavated from Yong'an site on the bank of the Songhua River in Jilin, northeast China's Jilin Province, Oct.25, 2021. (Photo: China News Service/Shi Hongyu)

Workers are sorting out historical relics excavated from Yong'an site on the bank of the Songhua River in Jilin, northeast China's Jilin Province, Oct.25, 2021. (Photo: China News Service/Shi Hongyu)

Workers are sorting out historical relics excavated from Yong'an site on the bank of the Songhua River in Jilin, northeast China's Jilin Province, Oct.25, 2021. (Photo: China News Service/Shi Hongyu)