The SMI & Co.(SinoMineInvestment co***ny) is a registed investment firm, which focus on the investment and development of mines. We have the good experience of running all the son-co***nies and we produce 350 thunsand tone of BARIUM SULPHATE anuually. The SMI & Co. is based on Guizhou province, and we have sale office over the mainland, including Shanghai. The whiteness of our BARIUM SULPHATE ranges from 91 to 97, BaSO4% ranges from 92 to 98. Welcome to us....
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