Ключевые слова: background, boat, box, business, cargo, carrier, closeup, collection, colorful, commerce, commercial, container, crane, customs, delivery, distribution, dock, export, freight, global, goods, group, harbor, heavy, import, industrial, industry, international, loading, logistic, logistics, numerous, pattern, port, protection, sea, seaport, shanghai, ship, shipping, stack, stacked, storage, terminal, trade, traffic, transport, transportation, truck, warehouse,