Hongbaoli: The company's polyurethane high flame-retardant exterior wall insulation board has practical applications in some real estate projects and is currently in the industrial promotion stage

On May 26th, Hongbaoli stated on the investor interaction platform that the company's polyurethane high flame-retardant exterior wall insulation board uses structural flame-retardant technology to achieve permanent flame retardancy, combining insulation and fire prevention. It has practical applications in some real estate projects and is currently in the industrial promotion stage, accounting for a small proportion of the company's overall revenue