CHIAN YUNG CORPORATION 
CHIAN YUNG CORPORATION 
CHIEH LING SCREWS ENTERPRISE CO., LTD.
CHIEH LING SCREWS ENTERPRISE CO., LTD.
SPRING LAKE ENTERPRISE CO., LTD. 
SPRING LAKE ENTERPRISE CO., LTD. 
TAIWAN SELF-LOCKING CO., LTD.
TAIWAN SELF-LOCKING CO., LTD.
HEBEI DUOJIA METAL PRODUCTS CO.,LTD. (HEBEI MIJIA)
HEBEI DUOJIA METAL PRODUCTS CO.,LTD. (HEBEI MIJIA)