World · East Asia & Pacific · 2 hrs ago
South Korea to Launch Second 3,600-Ton Jangbogo-III Submarine
South Korea's Navy is set to launch Seo Hui, its second 3,600-ton submarine on Nov.
3.
The launch ceremony is planned at Hanwha Ocean's Okpo shipyard in Geoje, South Gyeongsang Province.
Seo Hui is the second submarine in the Jangbogo-III Batch II series, after the lead boat, Jang Yeong-sil.
Compared with the Dosan Ahn Chang-ho class, it is designed to improve detection, strike power, stealth and survivability.
It also uses a domestically made lithium battery system and carries 70 types of locally made equipment.
The launch marks a step in the Navy's development of submarines with stronger capabilities and more domestic technology.
South Korea’s Navy is scheduled to launch Seo Hui, its second 3,600-ton Jangbogo-III Batch II submarine, on Nov. 3.
The launch ceremony is scheduled for the afternoon at Hanwha Ocean’s Okpo Shipyard in Geoje, South Gyeongsang Province.
Seo Hui is equipped with a domestically developed lithium battery system and 70 types of domestic equipment.
The submarine is designed to improve detection and strike capabilities, stealth and survivability compared with the Dosan Ahn Changho class.
- Who
- The South Korean Navy and the Defense Acquisition Program Administration are holding the launch ceremony.
- What
- Seo Hui, a 3,600-ton Jangbogo-III Batch II submarine, is scheduled to be launched.
- When
- Nov. 3, 2026; the ceremony is scheduled for the afternoon.
- Where
- Hanwha Ocean’s Okpo Shipyard in Geoje, South Gyeongsang Province, South Korea.
- Why
- Not stated
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- Submarine
- Seo Hui
- Displacement
- 3,600 tons
- Program
- Jangbogo-III Batch II, second submarine
- Launch
- Nov. 3, 2026
- Shipyard
- Hanwha Ocean’s Okpo Shipyard, Geoje
- Domestic equipment
- 70 types, including a lithium battery system