Kuo Toong International. 

Kuo Toong International Co., Ltd., based in Kaohsiung, Taiwan, specializes in the engineering, production, and installation of piping systems for water supply and distribution. The company's extensive range of offerings includes various concrete products. These encompass different types of prestressed concrete pipes (both cylinder and non-cylinder varieties), reinforced concrete pipes, and specialized concrete pipes for sewerage systems utilizing the jacking method. They also manufacture prestressed beams, shield-segments, and other related concrete components. Beyond concrete, Kuo Toong additionally provides ductile iron pipes, flexible DI pipes, along with necessary connecting closures and accessories. Established in 1978, Kuo Toong International has decades of experience serving the Taiwanese market.