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           p-nitrotoluene-o-sulfonic acid ..
           Aniline-2,5-disulfonic acid mono..
           Para Amino Azo Benzene 4 Sulfoni..
           4-aminobenzene-1,3-disulphonic a..

    ◇ Corporate philosophy: Advanced technology based, scientific management centered 

    ◇ Corporate tenet: Provide the customers with satisfying products 

    ◇ Corporate spirit: Be prominent and top 

    ◇ Operation principle: Honest, quality based 

    ◇ Market idea: Adapt ourselves to, follow and explore the ever changing market.