DING LONG(SZ:300054) Changjiang Securities·2025-05-07 00:13Investment Rating - The investment rating for the company is "Buy" and is maintained [8] Core Views - The company's semiconductor business continues to improve, with accelerated domestic substitution [6] - In 2024, the company achieved revenue of 3.338 billion yuan, a year-on-year increase of 25.14%, and a net profit attributable to shareholders of 521 million yuan, a year-on-year increase of 134.54% [2][6] - For Q1 2025, the company reported revenue of 824 million yuan, a year-on-year increase of 16.37%, and a net profit attributable to shareholders of 141 million yuan, a year-on-year increase of 72.84% [2][6] Financial Performance - The semiconductor business significantly contributed to the company's revenue and profitability, with sales of CMP polishing pads, CMP polishing liquids, and semiconductor display materials showing substantial growth [13] - In 2024, the sales revenue for CMP polishing pads was 716 million yuan, with a growth rate of 71.51%, while CMP polishing liquids and cleaning liquids saw a growth rate of 178.89% and semiconductor display materials grew by 131.12% [13] - The overall gross profit margin for the company improved to 46.88% in 2024 and 48.82% in Q1 2025, reflecting an increase of 9.93 percentage points and 4.56 percentage points year-on-year, respectively [13] Future Outlook - The company is expected to maintain high growth in its semiconductor business, with new products and projects progressing well, including high-end wafer photoresists and advanced packaging materials [13] - The company forecasts net profits of 714 million yuan, 917 million yuan, and 1.186 billion yuan for 2025, 2026, and 2027, respectively, with corresponding price-to-earnings ratios of 39x, 30x, and 24x [13]