Sea Lion International Factory 4820 is the most famous large-scale manufacturer for best fireproof or ordinary roller shutter operators. Almost all of the great construction projects in China only use our roller shutter operators; including China National Defense Building and Three Gorge Hydropower Plant. Various door operators are exported to European countries, African countries and Asian countries. We mainly supply customers with fireproof roller shutter operators, roller shutter operators, sectional door operators, garage door operators, tube motors, electrical control panels, auto fuse resetting solenoids, fireproof steel shutters, aluminum extrusions, PVC roller shutters, steel and plastic roller shutter accessories and cast iron roller door accessories. Our company is looking forward to establishing business relationships with clients both in the domestic and the overseas markets.
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