Metal detection security doors, also known as metal detection doors, referred to as security doors for short, are used in subways, stations, railway stations, schools, exhibition halls, courts, procuratorates, police stations, entertainment venues and other important occasions, the main function i

LED is one of the major breakthroughs in human light source technology after Edison invented the electric light. In the article on the wrestling between LED and energy and the environment, I mentioned the conflict between LED technology and environment and energy. Indeed, We can't stop the evolu

From today, the coal inspection officially kicked off, brewing for several days the coal price began to blitz bombing today, Shaanxi, Inner Mongolia coal prices started a full-scale mode, pull the coal driver is seriously blocked, some coal mine door pull Coal trucks exit the national highway for

On March 22, 2017, domestic commodity futures opened more varieties, rubber led the lead fell more than 6%. In fact, natural rubber futures 1705 has been adjusted downwards for more than one month from the highest point of 22310 on February 15th. The correction rate has reached about 25%, and

According to incomplete statistics, there are currently more than 500 domestic drying equipment manufacturers with annual sales exceeding RMB 3 billion. With the rapid development of China's economy, China's drying equipment manufacturers have mushroomed. However, compared with foreign adv

On the evening of March 2nd, a new launching ceremony for the second generation Jianghuai Xingrui with the theme of “core upgrade and new experience” was held in Hainan. Jianghuai Automobile has launched three new second-generation Xingrui products in one fell swoop, which has become t

The seed germination room is an important equipment for carrying out experiments on seed germination, plant growth and cultivation, etc. It is also a powerful tool for studying the relationship between plants and the environment. In general, the seed germination room has several obvious

Active transformer capacity characteristic tester use method: The following will be divided into two parts: active capacity load loss, passive loss measurement section. (a). Active transformer capacity, load loss measurement section 1. Basic concepts Active capacity test: Through some necessar

Mulinsen invested $4.9 million to establish GLOBAL VALUE LIGHTING LLC with SPV. The new company was named Global Value Lighting LLC. The stake in Mulinsen is 49%, while the SPV is 51%. In addition, in this transaction, Mulinsen will get the SPV one again on Friday, reviewing the LED dynamics this we

LED packaging technology has a new face. The chip scale package (CSP), which is quite familiar to semiconductor manufacturers, is gradually penetrating into the LED field. For example, LEDs for mobile phone flash and LCD TV backlights have begun to introduce this technology. According to research fi

With the popularization of harvesters, the food harvesting problem has been fundamentally solved, but the problem of food drying that comes with it has become increasingly prominent. In the domestic grain-producing regions, most of the farmers’ friends still use the most primitive natural dr

Car wiper is an indispensable part of the car dealer. In addition to the cleaning effect, it also protects the driving sight to ensure the safety of driving. As one of the most important parts on the car, the wiper is from traditional wiper to today's boneless wiper, rega