Glycol methyl ether series products are high-level organic solvents with excellent performance, used as solvents and diluents for printing inks, industrial cleaners, paints (nitro fiber paints, varnishes, lacquers), copper cladding boards, dyeing and printing, etc.; it can be used as raw materials for the production of pesticide intermediates, pharmaceutical intermediates and synthetic brake fluids, etc.; it can be used as electrolyte in electrolytic capacitors, and as a dyeing agent of leather and chemical fibers, etc.. It can be used as textile auxiliaries, synthetic liquid dyestuffs, and raw materials for desulfurizing agent in chemical fertilizer and oil refining production.