Service in the United States Navy

During World War II, LST-735 was assigned to the Asiatic-Pacific theater and participated in the following operations: capture and occupation of Saipan (August 1944); Lingayen Gulf landing (January 1945); Zambales-Subic Bay (January 1945); and the assault and occupation of Okinawa Gunto (March through June 1945).

LST-735 was decommissioned in March 1946 and reactivated on 3 November 1950 when she performed service during the Korean War and after with Commander Mine Forces, Pacific. Assigned as a minesweeper support ship in July 1951, she made a Korean War deployment in 1952-53 and had additional Western Pacific tours in 1953-54 and 1955–56. Renamed USS Dukes County (LST-735) 1 July 1955.

LST-735 earned four battle stars for World War II service and three for Korean service.

Service in the Republic of China Navy

The ship was subsequently decommissioned (date unknown) and leased to the Republic of China (Taiwan) in May 1957 and again renamed Chung Hsi (LST-219). She was outfitted in January 1962 as an amphibious command ship and renamed Kao Hsiung (AGC-1, later LCC-1). Struck from the Naval Vessel Register on 1 November 1974, she was sold to Taiwan.

Kao Hsiung later underwent refurbishment along with the rest of the ROCN's fleet of tank landing ships and is still serving with the ROC Navy and was visited in March 2012 by Fleet Master Chief John Minyard of Pacific Fleet Command. He reported that she is in outstanding condition and is battle ready.

In 2016 she was selected to host as Mark 41 Vertical Launching System test bed for Taiwan.

In November 2019 it was reported that she had been decommissioned and was being used as a test ship for the Hsun Lien naval combat system project and had been fitted with a large phased array radar system and the Mark 41 Vertical Launching System.^[2]

In 2021 the vessel was fitted with the Sea Oryx missile system.^[3]