HWALLY PRODUCTS CO., LTD. 
HWALLY PRODUCTS CO., LTD. 
TAIWAN NYLON WASHER CO., LTD.
TAIWAN NYLON WASHER CO., LTD.
YI HUNG WASHER CO., LTD. 
YI HUNG WASHER CO., LTD. 
SUN CHEN FASTENERS INC.,
SUN CHEN FASTENERS INC.,
HSIN CHANG HARDWARE INDUSTRIAL CORP.
HSIN CHANG HARDWARE INDUSTRIAL CORP.