Fang Xing was very excited. As a working stiff, he actually won a five-day national holiday trip!,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 felt a surge of joy in his heart: "But I seem to have forgotten many things!"。