South toonmarion international trade ltd. Is an integrated group company trading in chemical products. The company's best-selling products include ethyldiol, propadiol, butadiol, iso-diol, glycerine, triethanolamine, hedp, hpma, nmp, nvp, phenylmethanol, dimethylazine, diethyldiolbutyl ether, triethyldiolbutyl ether, ethyldiol terbutyl ether, etc., and cover a wide range of fields such as medicine, paint, dye, polyester。