Following the guide, Fang Xing walked lazily behind. On his left was New York Harbor, a major port with an annual throughput of hundreds of millions of tons.,A man on the side proudly explained, "This is the nation's largest port. Food, daily necessities, and all kinds of industrial products come in and out here. This place holds millions of tons of goods.",Fang Xing was a little afraid. He walked his hands and feet to the door of a warehouse, and with one push, the door opened.。