TONG HWEI ENTERPRISE CO., LTD. 
TONG HWEI ENTERPRISE CO., LTD. 
COPA FLANGE FASTENERS CORP.
COPA FLANGE FASTENERS CORP.
JINGLE-TECH FASTENERS CO., LTD.
JINGLE-TECH FASTENERS CO., LTD.
AMBROVIT S.P.A.
AMBROVIT S.P.A.
TAIWAN NYLON WASHER CO., LTD.
TAIWAN NYLON WASHER CO., LTD.