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Description:
high strength/ anti-freeze/water resist/fire-proof/damp-proof/sound-absorption/ no distortion and no radiation
highstrength/ anti-freeze/water resist/fire-proof/damp-proof/
sound-absorption/ no distortion and noradiation

Description:
high strength/ anti-freeze/water resist/fire-proof/damp-proof/highstrength/ anti-freeze/water resist/fire-proof/damp-proof/
sound-absorption/ no distortion and noradiation

