On the 11th, domestic carbon black prices remained stable. Currently, the mainstream product price for carbon black N220 in the Shandong region is 8,400 RMB/ton; in the Shanxi region, 8,200 RMB/ton; in the Hebei region, 8,400 RMB/ton; in the Guangzhou region, 8,400 RMB/ton; and in the Zhejiang region, 8,400 RMB/ton.