we SHANDONG CHOYONG CHEMICAL CO.,LTD are manufacture of Carbon black, we have 7 new auto product line and our annual capacity are 150,000 tons now, we supply top quality carbon black all the world, Please check our mainly type as follows:Carbon black wet process Granular N220, N234, N326, N330, N339, N375, N550, N660, N774, Master batch special carbon black MB N326, MB N330-1, MB N330-2, pigment carbon black and so on.If you need, please contact me polly99 (at) foxmail.com
