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2026-05-25 01:27:47 -

Can a Steel Door Factory Retrofit Smart Locks Into Existing Fire-Rated Steel Doors?

A homeowner wants to unlock the front door with a smartphone. The steel door must also stop intruders. A Steel Door Factory like Zjchenma, produced by CHENMA, now integrates biometric scanners and WiFi modules into residential products. Yet many traditional steel door makers still rely on mechanical locks. This situation raises a direct question for any property developer: how is the...

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