Beijing Beiyang Hongtu Intelligent Technology Development Co., Ltd. is a production of intelligent electric sunroof, fire smoke exhaust windows for various intelligent technology co***ny.
We have the aluminum alloy roof, bridge aluminum louvers, translational louver, wood window, electric window opener, fire linkage control box, intelligent personality matching products...
Beiyang always put product structure adjustment and optimization of the user's actual demand closely, truly for the client to prov...
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