Shandong biotech, inc. Is a complex of biochemicals, precision chemicals, petrochemicals research and development and production, surrogate, internal trade and foreign trade. Mainly produced and operated products such as trichloroacetic acid, methyl trichloroacetic acid, ethyl trichloroacetic acid, sodium trichloroacetic acid, 2-chloropropyric acid (and esters), acetyl chloride, ammonium tetrabutyl bromine, isobathon, pentaethyl chloride, butyl fluoride, triethyl phosphate, sodium aluminate, and pentasulfide diphosphorus。