Alto Electronics (002587) released the 2012 performance report. In the report period, the company's operating income was 305 million yuan, an increase of 32% over the same period of the previous year; operating profit was 57.72 million yuan, an…
Led energy-saving lamp welding process, often encountered how to identify the positive and negative of the LED, this is especially important, the light is not bright on him!
The most common method is the multimeter detection method. When using a multimeter to detect L…
At the 2013 CES show that has ended, Samsung's flexible screen mobile phone products have earned the attention of the people present. Then Corning also launched its own curved glass Willow Glass, which is also likely to be used on smartphones in the future. Several large pieces of mob…