![[heavyweight news] Huachang Aluminum Co., Ltd. will hold the national standard GB / T 8478 aluminum alloy doors and windows review meeting! 58 experts witness the grand release of China's "good door and window standards" by national media!](/msgimages/image/20180627/20180627152754_68422.jpg)
The backwardness of hardware accessories for doors, windows and curtain walls has existed for many years, which is mainly due to the lack of understanding of the importance of accessories1. Do not pay attention to the decoration of hardware accessoriesHar…
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