Korean Air Lines Co., South Korea\'s top carrier, announced Wednesday it has launched regular cargo flights between the southwest Chinese city of Chengdu and South Korea\'s main gateway of Incheon. The Incheon-Chengdu route will be handled by B747-400 cargo planes with flights scheduled each Wednesday and Friday. The large jumbo jets will be used to meet growing demand for transportation of industrial goods produced by tech firms in the Chinese City, said Korean Air in a statement.