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Select the security door must pay attention to see 5 indicators

Number of visits: Date:2016-9-26 19:45

The lock is mainly at the lock points, namely locking points, anti-theft door opened in the state, will be the key to screw on the door, the prominent point is locked. In theory, the more the lock point, the greater the degree of anti pry, but does not represent the number of locks, the more security door

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