日本免费A片一区二区三区四区

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    1. Email:[email protected]
      Telephone:+86 755 36699610
      Website: www.szjutou.com
      News Technical knowledge
      How to care for the screen?
      ?Published: 2012.11.01 ??Views:1158Secondary
      Read the installation manual, best experienced engineering personnel to operate, in order to avoid due to installation errors affect the the screen normal use or damage to the product;
      Ensure that the environment is clean, dry, and avoid high temperatures, rain and exposure;
      The initial use electric screen curtain recommend all put down the curtain hanging twenty-three days, with the fall of the gravity eliminated because the volume folds in the curtain curtain box;
      Long without electric screen and fast folding curtain, the curtain is closing up and hidden in the screen box or curtain box, and turn off the power. The electric curtain month trial allowed to rotate once or twice;
      The screen surface is available the soft rag sticking diluted detergents and alcohol scrub to guarantee as white as new.

       

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      Address:No.7 Longshan road,Third industrial area, Luotian Songgang town, Baoan District Shenzhen city,China Technical:

      日本免费A片一区二区三区四区