| Product Name： |
New door level lock pantent |
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| Product descriptions ： |
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New door level lock with door closing function: It is our new pantent product with our national pantent No.: ZL 200520011347.2, a totally new door level locker. When we install a door, we have to install door lock and door closer both. But with our this advanced door level lock, you don’t need to install door closer anymore, that will save money, time, and make the door and room more beautifully.
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