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Many companies often add their logo to the QR code for commercial purposes. However, if the logo block area is large enough, the QR code Becomes unrecognizable. Is there a way to "empty" the above area in advance (to specifically place the logo),

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Abstract:Many companies often add their logo to the QR code for commercial purposes. However, if the logo block area is large enough, the QR code Becomes unrecognizable. Is there a way to "empty" the above area in advance (to specifically place the

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Like everyone else, I used to be an ordinary programmer who earned a living by working for a software company. Later, I felt that there was no future for such a long term. Although I am still young enough to work overtime and work

Next, I introduced the following: Distribution Center Management System Commodity distribution is an important part of chain operation and an important part of customer service. The distribution center management system mainly implements the