Established in 2000，From the outset The SG Science-Tech Co.,Ltd. have been committed to the R&D of Intumescent fire prevention material. The intumescent fire and smoke seals product which is a passive fire protection material can be wildly used and incorporated in fire doors ,fire collar ,fire damper and other fire resistance system in the building. Meanwhile，we develop various fire retardant material production to meet our customers’ special requests.