The door lock password has three lucky numbers: 6, 8 and 9. The number 6 means cow, which means very cow and powerful; The number 8 symbolizes wealth and success;
The door lock password has three lucky numbers: 6, 8 and 9. The number 6 means cow, which means very cow and powerful; The number 8 symbolizes wealth and success; The number 9 means a long time. You can combine numbers according to your own preferences, but you need to ensure safety, and you can't use consecutive or identical numbers. There are many kinds of door locks, and the requirements for door locks are different in various occasions. Ordinary families generally use anti-theft door locks, which are highly secure and relatively cheap. With the development of electronic technology, electronic door locks appear, which are incomparable to mechanical locks in convenience, anti-illegal opening and intelligent management, so they are widely used in industries with high security requirements.