Before 2000, there were only 1 carbon black enterprises with an annual production capacity of 50,000 t; By the end of 200 1 year, there were11enterprises in China, with a total output of 1.2 million t, among which, the number of enterprises with production capacity above 50,000 t/a (including 50,000 t/a) has grown to six; There are only 1 carbon black enterprises with an annual production capacity of 50,000 t, and in 2003, there were 9 carbon black enterprises. The new carbon black production capacity in China is about 381.5000 t, all of which come from the annual production of1.5000 t ~ 21. By the end of 2004, the total annual capacity of carbon black industry in China has exceeded 6,543.8+600,000 tons, and the annual output of carbon black has reached 6,543.8+250,000 tons, an increase of 23% over 2003. Imports are about113,700 tons, exports are about 78,500 tons, and apparent consumption is about1285,200 tons. In 2005, the demand growth rate of carbon black for rubber will reach 16%, the demand for carbon black will be about1490,000 tons, and the demand for imported carbon black will be1000,000 tons. With the increase in the export volume of domestic carbon black enterprises, the national carbon black export volume reached 654.38+10,000 tons in 2005, with an increase rate of 654.38+07%. In this way, the import and export will be basically the same, and the demand for carbon black in the domestic market should be the actual output.