With the video transmitter and receiver used, wireless video conversion is possible. Most wireless surveillance cameras are equipped with a built-in video transmitter and a separate video receiver. Once the wireless pass-through receiver is installed, it is directly connected to a security mo…

As a resource-based industry with obvious advantages in the global economy, the rare earth industry, how to maximize the value of resource utilization, how to regulate prices from low prices to reasonable prices, and thus more conducive to the development of the industrial chain? Recently, a r…

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