Beijing Tongtian Machinery & electricity Co., Ltd is founded in 1993. It is a joint venture high-tech corporation invested by 508th Institute of Chinese Aerospace Science & Technology Corporation and Hong Kong Treasure Way Developing Co., Ltd.


TVC Fire Resistant Core Board
, Non combustible, non fusible and good thermal shock resistance
, Superior heat preservative property
, Non-poison, non-smoke and environment-friendly
, Superior anti-break property, structurally strong


,Test report of single-leafed Class A steel made fire-resistant door
,Physical Property Test report of TVC fire-resistant wall board  more......

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