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Anonymous users2024-01-24Fulu 100 and Green Sangu are all practical technologies created by the market and relying on customer reputation, and many factories are their most after-sales outsourcing.
What door can not contact the manufacturer, now several brands of manufacturers phone everywhere.
Ordinary hardware facades should be available.
Anti-theft doors, all about the same, said to be anti-theft, thieves are still full of tricks. A few days ago, the downstairs of my house was replaced with a titanium non-keyhole door, which looks quite high-end.
Just find the manufacturer's after-sales service personnel in your city.
The security door is generally bought in the building materials market, and I don't know which region you are, so I can't say it in such detail. Good security door brands are as follows: 1. Beiyi (China's well-known anti-theft door brand, Beijing Qunsheng Beiyi Door Industry Co., Ltd.) 2. Panpan (China Famous Trademark, China Famous Brand, High-tech Enterprise, Joint-stock Enterprise Dominated by the Development and Manufacturing of New Building Materials, Liaoning Panpan Anju Co., Ltd.) 3. Qunsheng (In 1989, China Famous Trademark, Zhejiang Famous Brand, Large Housing Supplier, One of the Drafting Units of National Environmental Protection Standards for the Door Industry, China Qunsheng Group Co., Ltd.)