Fangda advised Jiangsu Aisen Semiconductor Material Co., Ltd. (stock code: 688720.SH, “Aisen Semiconductor”) on its successful listing on the STAR Market of the Shanghai Stock Exchange on December 6, 2024. Aisen Semiconductor issued 22 million shares, raising a total of about RMB617.59 million.

• Founded in March 2010, Aisen Semiconductor primarily engages in the research, development, production, and sales of electronic chemicals. Focusing on the key processes, electroplating and photolithography, in semiconductor manufacturing and packaging, the company has established two major product segments: electroplating solutions with supporting reagents and photoresist with supporting reagents. Its products find extensive applications in integrated circuits, new electronic components and display panels. Leveraging core technologies in formulation design, process preparation and application knowledge, Aisen Semiconductor offers customers integrated solutions (Turnkey) for crucial process steps to meet specific functional requirements for electronic chemicals.

• In the electroplating solutions sector, starting from traditional packaging, Aisen Semiconductor gradually expanded its business into other application areas, covering electroplating processes in fields like passive components, Printed Circuit Board (PCB), advanced packaging, wafers and photovoltaics, with significant progress in advanced processes such as 28nm and 14nm. In the photoresist products sector, Aisen Semiconductor strategically focuses on large semiconductor industry clients, achieving breakthroughs through special technology photoresist materials and gradually realizing domestic photoresist substitution through differentiated competitive strategies, with significant breakthroughs achieved in Organic Light-Emitting Diode (OLED) array manufacturing and negative thick film photoresist materials for advanced packaging. Aisen Semiconductor’s downstream customers are mainly concentrated in integrated circuit packaging and new electronic component manufacturing, including domestic IC packaging and testing leaders such as Jiangsu Changjiang Electronics Technology Group, Tongfu Microelectronics Co., Ltd., Huatian Technology Group and ATX Semiconductor (Suzhou) Co., Ltd., as well as international renowned electronic component manufacturers like YAGEO Corporation and Walsin Technology Corporation. In the display panel and wafer manufacturing sectors, Aisen Semiconductor actively collaborates with leading enterprises on critical materials, including collaborations with companies such as Semiconductor Manufacturing International Corporation, Huahong Semiconductor Limited, BOE Technology Group Co., Ltd. and Visionox Company.

Fangda Partners acted as the issuer’s legal counsel, advising at all stages of the listing. The team advising on this transaction was led by partnerMengjie Wang and team members included counsel Shuwen Hu, associates Lulu Xi, Ruochen Li, Menyuan Li, Hermila Zhang and Cecilia Zhang.