Group 1 - Black phosphorus is an excellent layered material with significant application potential in battery materials, flame retardants, catalysis, medicine, and electronics [1] - The theoretical capacity of black phosphorus reaches 2596 mAh/g, which is much higher than that of graphite and other carbon-based materials, indicating a strong potential for enhancing battery energy density [2] - Black phosphorus has a high lithium intercalation potential and lithium diffusion coefficient, which reduces the risk of lithium dendrite formation and effectively improves fast charging safety [2] Group 2 - The industrialization process for black phosphorus preparation in domestic companies is making significant breakthroughs, with companies like Xingfa Group advancing steadily in their black phosphorus projects [3] - Xingfa Group has established a 100 kg-level black phosphorus pilot test facility, achieving stable production of black phosphorus crystals at a scale of 100 kg per batch, while continuously reducing production costs [3] - Ruifeng High Materials is working on a ton-level pilot production line, aiming to complete normal operation of a 100 kg facility by 2024, further promoting the low-cost industrialization of black phosphorus [3]