On July 11, the tax-inclusive market price of carbon black N220 in the Shandong market was 8,700 - 9,000 yuan/ton, the tax-inclusive market price of N330: 7,500 - 7,800 yuan/ton, the tax-inclusive market price of N550: 7,800 - 8,200 yuan/ton, and the tax-inclusive market price of N660: 7,500 - 7,800 yuan/ton. The market remained stable for a new round of raw material auctions.