The Ministry of Commerce of the People's Republic of China and the General Administration of Customs have decided to implement export controls on tungsten, tellurium, bismuth, molybdenum, and indium-related items to safeguard national security and interests and fulfill international obligations such as non-proliferation. The relevant items subject to export control are as follows:

Barium tungsten cathodes are critical components in electron emission devices. The longevity of these cathodes directly impacts the efficiency and operational lifespan of the devices they are used in. 

Analysis of latest tungsten market from Chinatungsten Online

Tungsten prices remain stable as domestic production and trade activities slow down due to the festive atmosphere of Chinese New Year. 

Barium tungsten cathodes are widely used in electron emission devices, including vacuum tubes, cathode ray tubes (CRTs), and X-ray tubes. These cathodes are renowned for their exceptional performance characteristics, which make them indispensable in applications requiring reliable electron emission. Below are the primary advantages of using these cathodes in such devices.