Hong Sang Eo
The Hong Sang Eo torpedo, also called the K-ASROC, is a vertically launched anti-submarine missile successively developed and tested by South Korea's University of Science and Technology, the Korea Agency for Defense Development and the Republic of Korea Navy in 2009. The Red Shark missile has a range of and carries a K745 Blue Shark torpedo that is deployed by parachute near the intended target. After release, the Blue Shark independently searches for the target.
The missiles are planned to be deployed on KDX-II and KDX-III destroyers starting in 2010. Each destroyer will carry between 8 and 16 of the missiles. The development cost of the program was around US$ 80 million, with a production cost of about $14 million. They were designed in order to combat the potential threat of North Korean submarines.
| Production Phase | Production Date | Production number | Notes |
| Phase 1 | 2010-2012 | 60-70 | - |
| Phase 2 | 2013-2015 | n/a | - |
Ships
The Red Shark missiles are fitted to the following ship classes
