色久视频,欧美自拍一区偷拍,Chinese自拍被大屌干,日韩黄色一区二区免费电影

At the Fifth China Electronic Information Expo, a light blackboard called HowShow was unveiled. It feels that the inspiration for this small blackboard comes from the magnetic drawing board we played with as a child, which can also be used to erase pictures instantly after writing. Now, with advanced technology, this thing has a higher resolution.

Today, the 19th China International Hi-tech Achievements Fair opened in the main venue of Shenzhen Convention and Exhibition Center and held a sub-venue in Shenzhen Talent Park.

In order to further promote the construction of enterprise credit system and create an honest and trustworthy market environment, the Action Plan of Honesty Promoting China Brand Upgrading is devoted to vigorously publicizing well-known independent brands.

Ye Wenxin, chairman of the board of directors of science and technology, told the famous host Zhang Tengyue about his experience of starting a business. In 1986, Mr. Ye Wenxin was an ordinary mechanical engineer in Shenzhen. In the wave of reform and opening up, he made great efforts to develop himself into a factory, processing, manufacturing, participating in trade and so on.

During the nineteenth session of the high tech fair, many new technologies and products have been unveiled at home and abroad.

It’s another year of school, I still see the teenagers, lying on the playground of the new semester in September, looking up at the clear eyes of the sky, imagining an infinite future~

I think everyone should have used the kind of magnetic drawing board in their childhood. After writing the words, drawing the paintings, and pushing the magic plastic "eraser", nothing will happen. However, the original magnetic artboard, the resolution is really too low, and must be used with a magnetic pen, now it can only be nostalgic.

Let go of that wall. Let me come! Even the bear kids will love the writing board!

The combination of paper and pen has always been regarded as the quickest and simplest way to write information, but with the development of science and technology, people have begun to look for better carriers of writing. Good writing technology is committed to flexible LCD writing technology research and development, has realized paperless pen-less writing, with technology to extend the future of paper.

Notice: "many spate" platform businesses sell without authorization.