The exhausted gases were analyzed and the countermeasures were studied to solve the environmental pollution caused by waste gases in Chung-Ju Industrial Complex. The eleven working places were selected to analysis the compositions and concentrations of the exhausted gases by gas chromatograph and membrane method. The five companies which have used organic solvents were shown lower content than TLV and the environmental limits. But the concentration of lead in a electric product company was revealed higher than TLV. The waste gases of the four companies which have used asbestos were shown lower values than TLV and the environmental limit. The exhausted gases, SO₂, and NO₂ of two companies which have used fossile fuels were also analyzed. The NO₂ concentration of one company which haven`t disposal system was shown higher than the environmental limit.