Securities Code: 300054 Securities Abbreviation: Dinglong Co., Ltd. Announcement No.: 2026-061
Bond Code: 123255 Bond Abbreviation: Dinglong Convertible Bond
Hubei Dinglong Holding Co., Ltd.
Announcement on Voluntary Disclosure of Progress on Significant Orders for High-End Wafer Photoresist Products
The Company and all members of the Board of Directors guarantee the truthfulness, accuracy, and completeness of the information disclosed, and there are no false records, misleading statements, or major omissions.
Hubei Dinglong Holding Co., Ltd. (hereinafter referred to as the "Company") holds a controlling stake in Dinglong (Jianli) New Materials Co., Ltd. (hereinafter referred to as "Jianli New Materials"), which has recently achieved breakthroughs in orders for KrF/ArF high-end wafer photoresists. The situation is as follows:
I. Overview of Significant Order Progress
Since the commencement of production on March 20, 2026, for the Company's 300-ton KrF/ArF high-end wafer photoresist production line, hundreds of gallons of immersion ArF and KrF photoresists have been delivered to two leading wafer foundry customers. These products have been successfully applied in customer mass production lines. Due to the stable performance and excellent results of the Company's photoresist products, these two customers have recently placed additional orders totaling nearly 1,000 gallons.
As of the disclosure date of this announcement, the Company has secured bulk orders from several major domestic wafer foundry customers for eight high-end wafer photoresist products (four ArF photoresists and four KrF photoresists), an increase of five products compared to the end of the first quarter of this year. Furthermore, several products are expected to convert into orders within this year. The Company is actively improving product delivery speed, and product delivery volume is expected to significantly increase in the first half of 2026, with the commercialization process accelerating significantly.