What is the status of China's foreign trade import and export recently?
On April 30th, the Ministry of Commerce held a regular online press conference. The spokesperson said that the current epidemic's impact on China's foreign trade is mainly on the demand side, with...
Is the wireless charger radiant to the human body?
Technology is more and more developed, wireless charging replaces wired charging, simple and convenient. Wireless charging technology has obtained 20 patents in 2007. A variety of devices can use a...
Learn about LED Power Supply
Currently, the LED fluorescent lamp market is very active, and the manufacturers are mainly divided into three categories: one is a factory that originally made LED chips, which penetrates...