How to judge the advantages of the access control system

The use of access control system in life has been gradually broadened, and different types of channel equipment are required in different entrance and exit scenarios. For example, the three-roll gates and rotary gates of the stadiums, the pedestrian channels of campuses, enterprises, and high-

February 2012 Top 10 Sales of Commercial Vehicle Manufacturers


According to statistics from China Association of Automobile Manufacturers, in February 2012, the top ten commercial vehicle sales companies were: Beiqi Foton, Dongfeng, FAW, Jianghuai, Jiangling, CNHTC, Jinbei, Great Wall, Nanqi and Chongqing Chang'an. It sold 68,500 vehicles, 51,200

Seoul invested in building LED factory in Yangzhou



Yangzhou City Mayor Zhu Minyang met with Cui Zaibin, president of Seoul Semiconductor Co., Ltd., and his delegation, and reached a consensus on Seoul Semiconductor's investment in Yang and achieving win-win development. Seoul Semiconductor Co., Ltd. is mainly engaged in LED packagi

1.2 million ultra-light automotive steel developed in the United States

New steel smelting methods will be more environmentally friendly and use less energy, lower cost, and higher safety than traditional methods.

The reporter learned on August 14, 2013 that Los Alamos National Laboratory and the Colorado School of Mines recently launched a three

Dry and dry high-altitude trucks easy to "fire"

Dry and dry, easy to cause fire, hot summer is also a frequent occurrence of auto-ignition accidents, the owners and drivers of aerial vehicles should be careful. The traffic police department once analyzed the auto-ignition incident: i