Chemical shipping is an important part of the shipping market. Chemicals mainly include organic chemicals, inorganic chemicals and vegetable oils. The kinds of organic chemical products mainly include ethylene, vinyl chloride, vinyl chloride monomer, styrene monomer, ethylene glycol, ethyl cyanide, benzene, methyl butyl ether etc, accounts for about 46% of the chemicals HaiYunLiang; The main types of inorganic chemicals are phosphoric acid, sulfuric acid, sodium hydroxide and so on. Vegetable oils and animal fats account for about 25% of the total volume of the chemical.