欧林生物拟“A+H”两地上市：业绩上市即巅峰净利率低于行业 控股股东递表前大规模减持

Core Viewpoint - A domestic innovative vaccine company, Olin Bio, is exploring cross-market financing by applying for a dual listing on the Hong Kong Stock Exchange after its initial public offering on the Sci-Tech Innovation Board in 2021, amidst increasing competition and market differentiation in the vaccine industry [1] Financial Performance - Olin Bio achieved a net profit of 108 million yuan in its first year of listing in 2021, but subsequent years saw a decline in net profit, with figures of 26.58 million yuan, 17.56 million yuan, and 20.76 million yuan projected for 2022 to 2024, despite a slight revenue increase from 547 million yuan to 589 million yuan [2] - The company's main revenue sources are its three vaccines, with the adsorbed tetanus vaccine accounting for 90.99% of total revenue in 2024, highlighting a significant reliance on a single product [2] Cash Flow and Receivables - Olin Bio's cash flow situation is deteriorating, with trade receivables rising from 492 million yuan in 2022 to 665 million yuan by Q3 2025, consistently exceeding 90% of revenue [3] - The efficiency of collections is weakening, with accounts receivable turnover days increasing from 272.29 days in 2022 to 327.91 days in Q3 2025, leading to ongoing pressure on operating cash flow [5] Profitability Metrics - The company maintains a high gross margin of 92% to 94%, but its net profit margin remains low at 2% to 5%, significantly below comparable companies in the industry, which exceed 20% [6] - High sales and research expenses are compressing profits, with sales and distribution expenses consistently over 50% of revenue, reaching 48.56% in the first three quarters of 2025 [6][7] Research and Development - Olin Bio has a research expense ratio exceeding 20%, with annual R&D spending over 100 million yuan, as it develops new vaccine candidates that require substantial ongoing investment [8] Fundraising and Shareholder Actions - The company plans to use funds from its IPO for various developmental projects, including clinical trials and production upgrades, but recently terminated an A-share fundraising plan, raising concerns about funding gaps [9] - Prior to the IPO, the controlling shareholder significantly reduced their stake, raising questions about confidence in the company's future and valuation [10][11]