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Shanghai Hoyal Building Materials Co., Ltd is a high-tech enterprise specialized in research, development and production of new decorative building materials and thermal insulations. The company has successfully launched its leading product, RD compound insulation film, an advanced high-reflective thermal insulation material, and achieved an annual production capability of 1 million square meters. The company is one of the vice president companies of Shanghai Building Material Guild, New Walls and Energy Conservation Sub-guild.
 
    

 RD compound insulation film is one kind of thermal insulative and energy conservative film compounded by sedimentating aluminium on macromolecular material through high vacuum corona. The compound film is highly reflective,highly tensile and flame retardant. The film has a perfect feature of thermal insulation, energy conservation and waterproof. Thus made it one of the most efficient and economical new energy conservative building material for roofs and wall, especially for those sloping roofs with clinched tiles.
 
    
 
 
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