丨
June24 - June26, 2026
National Exhibition and Convention Center（Shanghai）
丨
Haiyan changshun metal products co.,ltd established in 2003,which is an export manufactory in Chinese fasteners . the compony is founded in Haiyan—the capital of fastener ,which is near shanghai port ,has good geographical position and convenient traffic.
thread rod 、U-bolt、anchor bolt
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