Drilling-resistant and prying-resistant panel design: The surface of the panel has undergone enhanced anti-oxidation treatment;
防钻、防橇的面板设计， 面板表面处理经加强型防氧化处理；
International standard five-bolt structure: With the prying-resistant trigger bolt and indoor locking dead bolt for security and the mechanical key for emergency access;
国际标准五锁舌结构：有防撬保险舌和室内反锁大方舌，具机械钥匙应急开门；
International standard five-bolt structure: With the prying-resistant trigger bolt and indoor locking dead bolt for security and the mechanical key for emergency access;
国际标准五锁舌结构：有防撬保险舌和室内反锁大方舌，具机械钥匙应急开门；
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