Commodity2005200620072008200920102011
Granulated slag (slag sand) from the mfr. of iron/steel$7,649,931$10,655,042$15,080,121$33,376,793$34,766,795$34,205,955$29,654,712
Total$7,649,931$10,655,042$15,080,121$33,376,793$34,766,795$34,205,955$29,654,712