Heilongjiang JX Co., Ltd.

The main business is fireproof intumescent seal strip, there are three types: flexible type, hard shell with brush type and shaped type. The product widely used in the wooden steel fire doors windows safety box.  When meet fire, it will start to expand space between door frame, so as ...

Telephone：86 - 0451 - 18504610Address：harbin Haerbin Heilongjiang China