Non-blocking pump impeller structure design

With the development of science and technology, the application area of ​​pumping solid substances is expanding, such as sewage sludge, mud pulp, ash residue, grain starch, beet fruit, shellfish and so on. There are two main requirements for pumps that deliver these substances: Fi.......

New singer inspired inspiration series sewing machine

According to Business Wire, the world's sewing machine and accessories industry leader, Singer, announced that it will launch a new SingerInspiration (TM) sewing machine worldwide. Winners brings together the experience and wisdom of thousands of sewing beginners around th.......

"The lips and teeth are dependent on each other"


The LED lighting industry's positive Qianjing has been more and more popular among the industry. Many practitioners in the industry are actively robbing this piece of fat, and they have invested in the LED field. The production lines, factories, shops, and stores are displayed accordin.......