Busan, Incheon ink MOU with Chinese tour, U.S. vacation firms to boost cruise industry

By Woo Jae-yeon

BUSAN, May 12 (Yonhap) -- Busan and Incheon, South Korea's two targets port cities, inked a memorandum of understanding (MOU) Thursday with a Chinese travel firm and a U.S.-based vacation company to expand mutual cooperation and allow