天津嘉和正通科技有限公司
产。
Start in 2000，From the outset The SG Science-Tech Co.,Ltd. have been committed to the RD 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. The products are exported to Europe Oceania and the Middle East. Meanwhile，we develop various fire retardant material production to meet our customers s
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