南大光电：公司ArF光刻胶去年销售收入突破千万，今年多款产品在关键客户的测试进展顺利

Core Viewpoint - The company Nanda Optoelectronics (300346.SZ) has successfully achieved over ten million in sales revenue from ArF photoresist last year, and is making progress with multiple products in testing with key customers this year [1]. Group 1 - The company received multiple inquiries regarding the mass production and validation status of photoresist, indicating investor interest and concern [1]. - Nanda Optoelectronics confirmed that several products are undergoing successful testing with key customers, suggesting a positive outlook for future sales [1]. - The company maintains a continuous and stable supply of products for previously secured orders, indicating operational reliability [1].