 Type 648 has received with NATO reporting name Dadao class (大岛, meaning Great Island).The Type 648 is designed by the 3rd Directorate of the 708th Institute of China State Shipbuilding Corporation (CSSC), which is also more commonly known as China Shipbuilding and Oceanic Engineering Design Academy (中国船舶及海洋工程设计研究) nowadays, after receiving the assignment from PLAN in October 1975.Construction begun in July 1980 and completed in December 1984, and the ship was formally handed over to PLAN in January 1985 with name as Dong-Xiu (东修, meaning "East Repair" in Chinese) 911.