According to information published by Aju Business Daily on July 28, 2021, LIG Nex1 Co., Ltd., a South Korean aerospace manufacturer and defense company, said the Haegum-3 (Sea Sword 3) Unmanned Surface Vehicle successfully completed its trials in June.
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| Sea Sword III (Haegum-3) Unmanned Surface Vehicle (Picture source: LIG Nex1) |
