Jiangsu Yongyi Fastener Co., Ltd.
Jiangsu Yongyi Fastener Co., Ltd.
HAUR FUNG ENTERPRISE CO. LTD. 
HAUR FUNG ENTERPRISE CO. LTD. 
PRINCE FASTENER (NANTONG) MANUFACTURING CO., LTD.
PRINCE FASTENER (NANTONG) MANUFACTURING CO., LTD.
KEY-USE INDUSTRIAL WORKS CO., LTD 
KEY-USE INDUSTRIAL WORKS CO., LTD 
WINLINK FASTENERS CO., LTD. 
WINLINK FASTENERS CO., LTD.