Core Insights - The report from CITIC Securities highlights the cost advantages of powder metallurgy and Metal Injection Molding (MIM) in the production of humanoid robots, emphasizing their potential for low-carbon and lightweight manufacturing as production scales up [1][3]. Group 1: Powder Metallurgy - Powder metallurgy is expected to transfer its cost-saving and lightweight advantages from the automotive sector to humanoid robots, making it suitable for mass production of parts weighing up to 10kg and capable of producing complex components that traditional methods cannot [1][3]. - The technology offers significant energy savings, material efficiency, high performance, and stability, making it a key strategy for reducing costs and weight in automotive components, which share commonalities with humanoid robot parts [1][3]. Group 2: Metal Injection Molding (MIM) - MIM combines the benefits of powder metallurgy and injection molding, allowing for the production of highly complex geometries in small components weighing under 50g, such as micro-gears, without increasing costs with complexity [2][3]. - This process reduces assembly steps and enhances efficiency, making it a valuable method for producing intricate parts for humanoid robots [2][3]. Group 3: Cost Reduction Opportunities - The initial high costs of molds during the design and iteration phases of humanoid robots can be mitigated as production scales up, leading to significant reductions in component costs through the adoption of powder metallurgy and MIM as mainstream manufacturing processes [3][4]. Group 4: Material Versatility - Both powder metallurgy and MIM processes allow for diverse raw materials, enabling precise control over material composition and the production of specialized functional materials that meet varying performance requirements for different components [4].