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Shengzhong Bangladesh Building Material Import & Export Co. Ltd.

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Shengzhong Bangladesh Building Material Import & Export Co. Ltd.

  • Linkman:
      Manager of Lin:13020172152
      Manager of Wang:13853669757
  • Bangladesh Office:
      Manager of Lin:01752491276
  • Tel:+880 255093551
  • Fax:+880 2 48111099
  • Website:www.sdszjck.com
  • Address:29 Gausul Azam Avenue Level-4, Sector-14, Uttara, Dhaka-1230, Bangladesh.

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Name:Production and processing of door and window assembly

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Time:2018-01-04 10:27:13


Production and processing of door and window assembly

Quality testing

    (1) Appearance inspection: the surface of the door and window should be bright and clean, no bubbles and cracks, uniform color, smooth welding, no obvious defects, impurities, and so on.

    (2)Inspection of appearance size: strictly control the quality of doors and windows within the allowable deviation of national industry standards;

    (3)The sealing strip should be assembled evenly, the interface is tight, and there is no grooves.

    (4)The assembly of the bar should be firm, the clearance of the joint at the corner of the corner should not be more than 1mm, and no two or more strips should be used on the same side.

    (5)The installation position of hardware fittings is correct, the number is complete, and the installation is firm.


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Phone:+88 01752491276    Address:29 Gausul Azam Avenue Level-4, Sector-14, Uttara, Dhaka-1230, Bangladesh.

  Technical support:潍坊鼎盛科技有限公司