1 - always open, 2 - always closed, 3 - electrically controlled,
4 – electrically controlled with anti-panic function.
A - Entrance, B - Exit
Options
- Anti-panic
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QIANJING MALAYSIA SDN BHD Company第8年
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1 - always open, 2 - always closed, 3 - electrically controlled,
4 – electrically controlled with anti-panic function.
A - Entrance, B - Exit
Options
- Anti-panic