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Professor Lao Yanluo of Beijing Normal University is the creator of folding umbrellas. He got inspiration from the activities of human joints, drew drawings himself, and made processing tools and abrasives by hand. Later, he cooperated with a mechanical processing factory in Beijing, and a foldi
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How to use the automatic umbrella:Grasp the umbrella handle with your hand and shake the umbrella surface fully. This step prevents the umbrella surface from being entangled with the umbrella bone, which may hurt the umbrella bone or umbrella surface when opening.2. Press the button of the u
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Whether it's windy, rainy or sunny, we can't live without umbrellas. Umbrellas have become the necessary spare parts in our life. In order to extend the service life of the umbrella as much as possible, jingmingxin umbrella factory shares with us what should be paid attention to in the p
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1、 Look at the umbrella clothTo choose a good quality folding umbrella, you should choose a good umbrella cloth. There are also sunshade umbrellas and umbrellas here. If you buy sunshade umbrellas, it is recommended to choose the fabric with silver glue or black glue on the umbrella surface