The Double-wall insulation is a new design, through excellent processing technology and high-quality raw materials, the performance of Double-wall insulation up to a higher standard. We are perfect for every detail of the Double-wall insulation, guarantee the quality level, so as to bring you the perfect product experience. LION PROMOS is a professional China Double-wall insulation manufacturer and supplier, if you are looking for the best Double-wall insulation with low price, consult us now!