AG尊龙凯时官网

The first domestic enterprise

2017-08-20 Administrator

PDA - the first domestic enterprise through the 3 hours of refractory class A certification, PDA all steel partition products through 3 hours fire test! On June 13, 2014, PDA all steel partition products in Chengdu, Dujiangyan national fireproof construction material quality supervision inspection center completed the 3 hours of refractory test - 188 minutes! Above 3 hours! All steel fire glass partition instead of fire shutter era is coming!

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