Shenzhen Jinzhou Precision Technology Corp.

JCU TAIWAN CORPORATION

OKUNO TAIWAN CO., LTD.

ETERNAL MATERIALS CO., LTD.

AMIA CO., LTD. | PERSEE CHEMICAL CO., LTD.

TOP Nanometal Corporation

JETCHEM INTERNATIONAL CO., LTD.

Kingboard Laminates Holdings Limited

SHENZHEN NEWCCESS INDUSTRIAL CO., LTD.

Shandong Jinbao Electronics Co., Ltd.

Jiangxi Jiangnan New Material Technology Co., Ltd.

Nanya New Material Technology Co., Ltd.

CUPRIME MATERIAL CO., LTD.

WaferChem Technology

Mitsubishi Chemical Corporation

Chang Chun Petrochemical Co., Ltd.

Yiyang Jindong Technology Co.,Ltd

Ming Hom Trading Co., Ltd.

Materials Analysis Technology Inc.

TAIWAN COPPER FOIL CO., LTD.

ATOTECH TAIWAN LIMITED

CARBIDE INTERNATIONAL CO., LTD.

VENTEC ELECTRONICS CORPORATION

NAN YA PLASTICS CORPORATION

WASTE Recovery Technology Inc.

KANEMATSU TAWIAN CORPORATION

AURONA INDUSTRIES INC.

TAIWAN TAIYO INK CO., LTD.

SAN-EI KAGAKU CO., LTD.

Taiwan Union Technology Corporation