


Qingdao proguanq co. Ltd is invested by Qingdao guanqing corporation ltd. And protasa corporation ltd with its head office located in Spain. We are the only distributer of protasa for the market in Asia and north America. Protasa is a spanish company that has more than 50 years history in the field of auto acoustic treatment and building acoustic insulation.
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3MIX Composite(1), Soundmix GA Sound Insulation Pads For Floors(2), Soundproof Composite(3)