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greensound acoustics&tech.company

Greensound acoustics material Co., LTD. is a company with 5 years of Noise control experience with over 20 acoustical products. For recently years, we have always continue to explore and bring to market the newest and wi ...

greensound acoustics&tech.company
nanshan dis.shenzhen,guangdong,china
shenzhen, GU
China

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