香港交易及結算所有限公司及香港聯合交易所有限公司對本公告的內容概不 負 責，對 其 準 確 性 或 完 整 性 亦 不 發 表 任 何 聲 明，並 明 確 表 示，概 不 對 因 本 公 告 全部或任何部份內容而產生或因倚賴該等內容而引致的任何損失承擔任何責 任。 Nanjing Leads Biolabs Co., Ltd. 南 京 維 立志博生物科技股份有限公司 （於 中 華 人 民 共 和 國 成 立 的 股 份 有 限 公 司） （股 份 代 號：9887） 自願公告 LBL-024於一線治療膽道癌II期試驗的首例患者用藥 本公告由 南京維立 志博生物科技股份有限公司（「本公司」，連 同 其 附 屬 公 司 統 稱「本集團」）自 願 作 出，以 告 知 本 公 司 股 東 及 潛 在 投 資 者 有 關 本 公 司 的 最 新 業 務 發 展 情 況。 本 公 司 欣 然 宣 布，評 價 奧 帕 替 蘇 米 單 抗（PD-L1/4-1BB雙特異性抗體LBL-024）用 於一線治療膽道癌的II期 臨 床 試 驗 首 例 患 者 已 成 功 用 藥，標 誌 著 該 核 心 產 品 適 應 症 拓 展 高 ...

Core Insights - The recent ASCO 2025 conference highlighted significant advancements in lung cancer treatment, particularly focusing on various clinical trials and innovative therapies such as immunotherapy, targeted therapy, and ADC drugs [1][2][3] Group 1: Lung Cancer Treatment Developments - The ASCO conference showcased multiple clinical trials related to lung cancer, including studies from Shanghai Chest Hospital and Sun Yat-sen University Cancer Center, emphasizing the competitive landscape in lung cancer therapies [1] - PD-(L)1 inhibitors have revolutionized lung cancer treatment, transitioning from monotherapy to combination therapies, which are expected to enhance patient survival rates [2][7] - The overall survival (OS) remains a critical metric in lung cancer research, with PD-(L)1 inhibitors demonstrating significant clinical benefits [3] Group 2: Market Dynamics - The PD-(L)1 market has shown a compound annual growth rate (CAGR) of 45% over the past five years, significantly outpacing the overall oncology drug market, which has a CAGR of 12.5% [4] - The global market for PD-(L)1 inhibitors is projected to reach $58 billion by 2025, despite a forecasted slowdown in growth rate to 15% [4] - The annual treatment cost for PD-(L)1 inhibitors in China has decreased from approximately 100,000 yuan in 2019 to between 30,000 to 50,000 yuan by 2024, indicating increased market competition [4] Group 3: Product Performance - Baiyue's Tislelizumab (替雷利珠单抗) achieved sales of 4.467 billion yuan in 2024, marking a 17.4% year-on-year increase, driven by new indications and increased patient demand [6] - Tislelizumab has been approved for 14 indications in China, with 13 included in the national medical insurance directory, making it the most covered PD-1 inhibitor [6][5] Group 4: Research and Innovation - Ongoing research into PD-(L)1 inhibitors includes exploring combination therapies and new treatment modalities, which are expected to drive future growth in the market [7][8] - The dual antibody market is anticipated to grow to $80.7 billion by 2030, with significant collaborations between multinational and local companies enhancing the development of new therapies [8]