True environmental protection waterproof is due the country approbates detect center (CMA) be detected the nucleus sends detect report, product detects report and product certificate of approval.

 
  • 真正的環(huán)保防水材料應有國家認可的檢測中心(CMA)所檢測核發(fā)的檢測報告、產(chǎn)品檢測報告和產(chǎn)品合格證。
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