Doosan Heavy Industries & Construction

Chumdan Precision Industry·Engine Co., Ltd

Hanwha Aerospace

Yunamtech Co., Ltd

HYUNDAI WIA

DAEREE PRECISION CO., LTD.

JINYOUNG TBX Co., Ltd.

Kipco Aerospace & Defense Co,.LTD

Doosan Škoda Power

Hy-Lok CO.,LTD.

SAMMI METAL PRODUCTS CO., LTD

DK-Lok Corp.