On May 23, the mainstream market price of N220 in the Zhejiang market was 8,500 - 8,800 yuan/ton, the mainstream market price of N330 was 7,400 - 7,800 yuan/ton, the mainstream market price of N550 was 7,900 - 8,200 yuan/ton, and the mainstream market price of N660 was 7,400 - 7,800 yuan/ton. Carbon black industry is gradually becoming more speculative, and actual orders still need to be negotiated.