China Ocean Shipping(Group) Company Allegedly referred to as COSCO or COSCO, it is China's largest shipping company, one of the world's largest marine transportation companies, and one of the 53 large -scale state -owned enterprises under the central government of the People's Republic of China. While committed to providing global customers with global high -quality transportation services such as shipping and logistics, it can also provide customers with services such as ships and cargo agents, ship industries, docks, trade, finance, real estate, and IT.