3h hinge friction stay workshop

  • Publicado el 24 abr 2018
  • The video introduce 3h hinge friction stay workshop. Such as friction stay assembly line, automatic assembly line for hinge fittings and automatic plastic sealing packaging line.
    Established in 1981, we 3H have over 30 years experience in door and window accessories field. After years developing, We have the full range of accessories solution for aluminum window and doors, UPVC window and doors, Glass curtain walls.
  • Ciencia y tecnologíaCiencia y tecnología

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