December 27, 2022, Hangzhou Biyou Building Materials Technology co.,Ltd proceed the fire testing for the fire wooden door at Shanghai Intertek lab, according to standard of AS 1530.4:2014. The testing achieved a significant successful and passed 90mins. The fire door fixed Automatic Drop down seal, Intumescent Fire Tape, Smoke Corner Seal, Intumescent Hinge Pad, Intumescent Lock Kit, which all produced by our own factory. Welcome all of the customer’s inquiry for the fire passive products.