Core Viewpoint - The company has developed certain technological reserves and patents in rare earth extraction and wastewater treatment, but its impact on main business revenue is minimal as it has only conducted a small amount of equipment sales to date [1] Group 1 - The company possesses technology and patents related to rare earth extraction and wastewater treatment [1] - The company has only engaged in limited small-scale equipment sales [1] - The revenue impact from these activities on the company's main business is very small [1]