智通财经网·2025-11-19 01:37Core Viewpoint - The semiconductor packaging materials industry is expected to experience a rise in both volume and price driven by advanced packaging and storage demand, with significant opportunities for domestic production [1] Group 1: Epoxy Molding Compound (EMC) - EMC is a key encapsulation material in semiconductor packaging, with low domestic production rates estimated at only 10-20% for high-performance EMC [2] - The price of advanced packaging EMC can be 5-6 times higher than high-performance EMC and over 10 times that of basic EMC [2] - The transition from DRAM to HBM by companies like SK Hynix highlights the increasing demand for advanced EMC technologies [2] Group 2: Silicon Micron Powder - Silicon micron powder is a critical raw material for EMC, with significant procurement shares in companies like Hengsuo Huawai [3] - Low-alpha spherical aluminum effectively addresses challenges in high-density stacked packaging in the storage sector, with low levels of radioactive elements [3] Group 3: Substrate Upstream Materials - Low-CTE electronic cloth is a crucial supply bottleneck in the substrate segment, with lead times extending to 16-20 weeks due to raw material shortages [4] - The global market for carrier copper foil, primarily monopolized by Japanese firms, is valued at approximately 5 billion, with increasing demand driven by AI technology and advanced chip requirements [4] - Domestic supply chain localization is accelerating, which may benefit the domestic replacement process for carrier copper foil [4]