Group 1 - The global photoresist market is expected to grow at an annual rate of approximately 5% from 2022 to 2027, despite a 2% decline in 2022 due to a drop in demand from the new display industry [7][8] - In the semiconductor sector, the global market size reached $573.5 billion in 2022, with a growth of 3.2% year-on-year, and the photoresist consumption in this sector was approximately 23.8 billion yuan, an increase of 8% [8] - The new display panel market saw a decline in output area by 4.3% in 2022, leading to a 19% decrease in photoresist consumption, but a projected growth of 6% in the next five years [9] Group 2 - China's photoresist demand is expected to grow at an annual rate of 7% from 2022 to 2027, driven by rapid development in the semiconductor, new display panel, and PCB industries [12][14] - In the semiconductor field, China's photoresist consumption reached 4.6 billion yuan in 2022, with a growth of 15%, and is expected to grow at 10% annually in the next five years [15] - The new display sector in China experienced a 13% decline in photoresist consumption in 2022, but is projected to grow at 8% annually over the next five years [16] Group 3 - The domestic photoresist production rate is currently low, with a heavy reliance on imports for semiconductor and display panel photoresists [21][22] - Several Chinese companies have made progress in the domestic production of G/I line photoresists, with KrF photoresists seeing some mature products, but overall domestic production remains below 5% [27][31] - The market for PCB photoresists is characterized by a stable supply of wet film photoresists and imaging solder masks, with a domestic production rate of approximately 55% [38] Group 4 - The key raw materials for photoresists are primarily imported, with significant reliance on foreign suppliers for components such as photoactive compounds and resins [39][40] - The development of domestic photoresist projects is underway, with over 20 projects focused on photoresists and related materials, indicating a growing opportunity for domestic production [44]