May 15 - On May 15, domestic carbon black prices declined. Currently, the mainstream price of carbon black N220 in the Shandong region is 8,200 RMB/ton; in Shanxi, 8,000 RMB/ton; in Hebei, 8,300 RMB/ton; in Guangzhou, 8,200 RMB/ton; and in Zhejiang, 8,100 RMB/ton. According to Chempricehub's assessment of carbon black, the bullish/bearish score stands at -1. The decline in domestic carbon black prices on May 15—with the mainstream N220 spot price ranging between 8,000 and 8,300 RMB/ton across regions such as Shandong, Shanxi, Hebei, Guangzhou, and Zhejiang—indicates an overall weak performance in the spot market, exerting a generally bearish impact on carbon black prices.