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Anonymous users2024-01-23First of all, rock wool does not emit toxic substances. Asbestos is banned because it can cause cancer!
There are also security doors, which are rarely filled with materials, and are basically steel or stainless steel products! You also don't need to buy an automoatic door with filler!
Jingjing security door is a series of Panpan security doors in the early years, but it has now been discontinued. It is no longer produced. Look carefully when you buy it!
Thickness is one thing, but also depends on the anti-theft level of the lock cylinder; Generally speaking, the thicker the door, the stronger the anti-theft force, but few people will be stupid to break the door into the door to steal, the door anti-theft mainly depends on the lock cylinder level, the higher the level, the better the anti-theft performance!
Of course, it's a brand, although this brand is not too small for the time being, but the door of this brand is also okay, that's it, they promote it as a brand in the early stage, so it's a brand.
Nine Emperor is a manufacturer of anti-theft doors in Zhejiang, belonging to the second-tier brand, which sells more in the south, and some construction sites in the north also use this brand of anti-theft doors, and the quality is good.
Zhenneng is a brand of security doors.
The culture of Zhenneng Industry and Trade Company is a core value of "truth, trust, honesty, innovation and courtesy", with the spirit of "loyalty, friendliness, diligence, enterprising and gratitude", and the pragmatic work attitude of "less empty talk and more practical things", thus forming a realistic culture of expansion and introverted, and closely combined with the actual situation of the current Chinese door industry. >>>More