Core Insights - The global IC substrate market is expected to grow moderately at a rate of 3.6%, reaching a revenue scale of $13.489 billion in 2024, with demand for ABF substrates and high-end BT substrates driven by AI data center and edge AI product upgrades, projected to reach $14.837 billion in 2025 [2] - The Chinese IC substrate market is rapidly emerging, with a revenue scale of $1.038 billion, reflecting a year-on-year growth of 34.9%. However, local companies mainly focus on MEMS, RF, and storage substrates, while high-end FCBGA substrates using ABF film are still dominated by international manufacturers [2][4] Industry Developments - ABF film, a high-performance insulating film in semiconductor packaging, consists of a PET substrate film and ABF resin, which includes epoxy resin or polyimide, curing agents, and special fillers [3] - Domestic companies have made progress in the localization of ABF film but are still in a catch-up phase [4] Company Progress - Major companies are advancing in the development of ABF film products: - Ajinomoto holds over 95% of the global market share and continues to innovate ABF film products to meet higher-end chip packaging demands [6] - Sekisui Chemical is developing self-researched insulating film materials for FC-BGA substrates [6] - Tainan Build-up Film (TBF) by Jinghua Technology has passed validation from multiple domestic and international packaging substrate manufacturers [6] - Panasonic is producing layered materials for semiconductor packaging substrates [6] - Wuhan Sanxuan Technology is one of the early domestic players in the research and development of dielectric materials for chip packaging [6] - Guangdong Yipas New Materials is entering the high-end packaging field with EBF and TPF films [6] - Other companies like Guangdong Shengyi Technology and Xi'an Tianhe Defense are also making strides in developing ABF-like films and have begun small-scale production [6] Upcoming Events - TrendBank plans to hold the 2025 Heterogeneous Integration Annual Conference from November 17-19, 2025, in Ningbo, focusing on advanced packaging technologies and fostering collaboration between industry and academia [7]