OKUNO TAIWAN CO., LTD.

ETERNAL MATERIALS CO., LTD.

Shenzhen Jinzhou Precision Technology Corp.

JCU TAIWAN CORPORATION

TOP Nanometal Corporation

Yichang Josn Seiko Technology Co., Ltd.

SHENZHEN NEWCCESS INDUSTRIAL CO., LTD.

JETCHEM INTERNATIONAL CO., LTD.

SIL-MORE INDUSTRIAL LTD.

CARBIDE INTERNATIONAL CO., LTD.

Shenzhen Baijada Advanced Energy Materials Co., Ltd.?

Wuhan Desytek Environmental Protection & New Materials Co., Ltd.

AURONA INDUSTRIES INC.

Mitsubishi Chemical Corporation

Shandong Jinbao Electronics Co., Ltd.

Nanya New Material Technology Co., Ltd.

NAN YA PLASTICS CORPORATION

ATOTECH TAIWAN LIMITED

Chang Chun Petrochemical Co., Ltd.

CO-TECH COPPER FOIL CORPORATION

IKEUCHI TAIWAN CO.LTD.

Ishihara Chemical Co.,LTD

TAIWAN COPPER FOIL CO., LTD.

TAIWAN TAIYO INK CO., LTD.

Taiwan Union Technology Corporation

SAN-EI KAGAKU CO., LTD.

CUPRIME MATERIAL CO., LTD.

JIE DONG CO., LTD.

KANEMATSU TAWIAN CORPORATION

Jiangxi Jiangnan New Material Technology Co., Ltd.