强达电路（301628）：PCB行业“特种部队”，强达电路迎关键一役

Investment Rating - The report does not explicitly state an investment rating for the company Core Insights - The company, Qiangda Circuit (301628.SZ), specializes in the "multi-variety, small-batch" PCB market, focusing on prototype and trial production for clients, which has led to strong customer loyalty and a stable revenue stream [1][10] - In 2024, the company reported revenue of 790 million yuan, a year-on-year increase of 11%, and a net profit of 110 million yuan, a year-on-year increase of 24% [2] - The profit growth rate has consistently outpaced revenue growth, indicating improved product structure and profitability [3] - The gross margin has increased from 22.8% in 2019 to over 30% in 2023, with sales gross margins in Q2 and Q3 of 2025 reaching 31.14% and 31.56%, respectively [3] - The company has maintained a strong cash flow, with operating cash flow exceeding 100 million yuan annually over the past five years, and approximately 95 million yuan in the first three quarters of 2025 [6] - The company has a low interest-bearing debt ratio of 3.7%, indicating minimal reliance on external cash flow [8] Business Characteristics - Qiangda Circuit's business model is distinct from large-scale PCB manufacturers, focusing on rapid delivery and high-end products [10] - The company serves nearly 3,000 active clients, with the top five clients accounting for about 20% of revenue, leading to reduced cyclical volatility [10] - The average delivery time for prototypes is five days, and for small-batch production, it is eight days, showcasing the company's strong flexible production capabilities [10] - The company is involved in high-growth sectors such as AI computing and automotive electronics, with significant investments in R&D, maintaining a research expense ratio of 5.5%-6.1% over the past five years [11] Future Outlook - The company plans to utilize funds raised from its October 2024 IPO to build a high-end PCB industrial park in Nantong, with an expected annual production capacity of 960,000 square meters [14] - The Nantong factory aims to upgrade production capabilities from small-batch to medium-small batch, targeting explosive growth areas like AI servers and high-end automotive electronics [14] - The successful operation of the Nantong facility is critical for the company's future performance, with potential risks related to customer certification cycles and demand fluctuations [14][18]