The 30-50 nanometer carbon powder produced by our company has strong specific surface area and adsorbability. The amount of negative ions released is 6550/cm3, the far infrared emissivity is 90%, the specific surface area is more than 500 m2/g, and the specific resistance is 0.25 ohm. It is used in military, chemical industry, viscose staple, polypropylene, polyester long fiber, environmental protection, functional materials, etc.