Allright Fire Security Ltd. is a company specialized in developing and manufacturing intumescent seals with expandable graphite, mainly for fire dampers, fire doors, fire collars etc. And we also make specialized fire collars for different markets. Now we have ENBS fire approval for our fire collars. It is working in the sake of a fire for sealing and fire smoke stopping. It causes no environmental pollution. All our products are for export. And we also develop according to customers specific requirement. We look forward to a long-term good cooperation with you!