In the thermal insulation systems of large-span steel structures, ultra-low temperature cold storage, and high-end HVAC systems, the moisture-proof reliability of the facing material directly

In the sectors of industrial cold chain logistics, cleanroom environments, and ultra-low energy consumption buildings, Polyurethane (PUR) and Polyisocyanurate (PIR) rigid foam panels are the

In the demanding world of civil engineering and highway maintenance, standard protective materials often fail under extreme mechanical stress and environmental volatility. Jinan United Perfect