3 6 Ke·2025-09-17 03:47Core Viewpoint - The semiconductor lithography sector is experiencing a surge, driven by reports of SMIC testing a deep ultraviolet lithography machine developed by a Shanghai startup, Yuliangsheng, which employs immersion technology similar to that used by ASML [1] Company Performance - Stocks related to lithography machines opened high on September 17, with notable gains in companies such as Yongxin Optical and Wavelength Optoelectronics, both hitting the daily limit up [1] - SMIC's stock price saw an increase of up to 10% during the morning session, reflecting positive market sentiment regarding the testing of the new lithography machine [1] Industry Developments - The deep ultraviolet lithography machine being tested by SMIC is reported to have encouraging preliminary results, although it remains uncertain when or if it will be ready for mass chip production [1]