The sun was really comfortable that day~ strolling in the bay with the gentle sea breeze, chatting leisurely, and completely fell in love with Cardiff Bay. Cardiff Bay (CARDIFF BAY). Since the mid-18th century, Cardiff Bay has gradually become the world's largest raw coal export port at that time. After World War II, the coal transport industry largely stopped in the 1960s, as international demand declined and container terminals rose. By the early 1980s, Cardiff Bay had become a deserted dock and a wasteland of vast mudflats. In the face of this situation, the British government established Cardiff Bay Development Company in April 1987, which has gradually become a more famous tourist attraction, slowly driving the local economy.