AYRTON TOOLS CO., LTD.
HYPHONE MACHINE INDUSTRY CO., LTD
Suction Industrial Co., Ltd.
Shy Feng Enterprise Co., Ltd.
FULL HIGH INDUSTRIAL CO., LTD.
HPMJ CO., LTD.
LIHYANN INDUSTRIAL CO., LTD.
Yun Tai International Corporation
FIRESTONE ABRASIVES CO., LTD.
FRENWAY PRODUCTS INC./ AMPRO PROFESSIONAL TOOLS