ZJHTC(SH:600895) Zheng Quan Shi Bao Wang·2025-09-24 04:26Core Viewpoint - The domestic photolithography machine localization process in China is accelerating, with significant breakthroughs showcased at the 25th China International Industry Fair, including the debut of EUV lithography machine parameters by Shanghai Micro Electronics [2][4]. Industry Developments - Shanghai Micro Electronics and Chip-on-Micro showcased major products, indicating a "0-1" breakthrough in the industry, with advanced packaging machines entering mass production and domestic EUV machines in the principle machine construction phase [4]. - Domestic photolithography machines have made significant progress in 90nm and below process nodes, with Shanghai Micro Electronics' 600 series achieving mass production at 90nm and ongoing development of 28nm immersion lithography machines [4]. - The breakthrough in photolithography technology is expected to drive upgrades in upstream materials and precision machinery, accelerating the localization of critical materials like photoresists and optical components [4]. Market Performance - The photolithography concept stocks have surged, with Zhangjiang Hi-Tech (600895) hitting a historical high [2][5][6]. - Companies like Chip-on-Micro and Jiangfeng Electronics are projected to see net profit growth rates exceeding 20% in 2026 and 2027, while others like Fuchuang Precision and Tongfei Co. are expected to exceed 30% [7][10]. Investment Trends - Over 40 photolithography concept stocks are present in the A-share market, with significant institutional interest in companies like Chip-on-Micro, Jiangfeng Electronics, and Fuchuang Precision [7]. - Leveraged funds have shown strong interest in stocks such as Tengjing Technology and Chip-on-Micro, with net purchases exceeding 100 million yuan since September [8].