MYUNGHWA IND. CO., LTD.

SAC Co., Ltd.

GMB Korea Corp.

DONGSEO Machine& Tools Co., Ltd.

H3-KOREA

KOMEMTEC

SPG Hydrogen Co., Ltd. and SPG Corporation

NEXPLUS

SAMDO R&T

Soo Kyung Chemical Co., Ltd.

CNT Solution Co., Ltd.

AMOSENSE Co., Ltd.