With the rapid development of electronic design and communication fields and the application of cloud computing, products have higher and higher requirements for data volume, and data transmission rates are getting faster and faster. At the same time, the performance of high-speed plates that carry data transmission is also required to be higher and higher.So what should be paid attention to when using high-speed plates?
Double-sided PCB is a very important PCB board in the circuit board, usually made of epoxy glass cloth copper clad board.
Photoelectric boards refer to PCBs used for LCD and other purposes, and have very strict requirements on size.
Now Si8000m and Si9000e also have the new option of XFE cross modeling function, Polar Instruments can provide. More than 98% of PCB manufacturers including Hongtai use Polar.
The successful first flight of the C919 large passenger plane made many people excited. However, some different voices also appeared on the Internet: saying that many parts of this aircraft are imported goods, and some even said that the Chinese C919 just made a shell.
On April 24, Han's Laser released its 2016 annual report and a quarterly report for 2017. During the reporting period, it achieved operating income of 6.959 billion yuan, a year-on-year increase of 24.55%, and realized net profit of 754 million yuan. In 17Q1, profit increased by 31.50%, and the profit growth rate in the first half of the year is expected to be 60%-90%.
