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。 關連交易公告 與蘇州康寧傑瑞的技術開發合作 本公告由康寧傑瑞生物製藥（「本公司」，連同其附屬公司統稱「本集團」）根據香 港聯合交易所有限公司證券上市規則（「上市規則」）第14A章下的關連交易條文作 出。 緒言 本公司董事會（「董事會」）欣然宣佈，本公司全資附屬公司江蘇康寧傑瑞生物製藥 有限公司（「江蘇康寧傑瑞」）與蘇州康寧傑瑞生物科技有限公司（「蘇州康寧傑瑞」） 於2025年8月8日訂立一份技術開發合同（「技術開發合同」），據此，江蘇康寧傑瑞 已同意委聘蘇州康寧傑瑞提供技術開發服務，而蘇州康寧傑瑞將（其中包括）為江 蘇康寧傑瑞的雙特異性抗體偶聯藥物（「ADC」）候選藥物（「候選藥物」）進行生產 工藝及分析方法開發、進行毒理研究用樣品研製及新藥臨床試驗（「IND」）申報臨 床樣品研製，對相關樣品進行質量及穩定性研究，並協助進行IND註冊申報。 技術開發合同 ALPHAMAB ONCOLOGY 康寧傑瑞生物 ...

股份發行人及根據《上市規則》第十九B章上市的香港預託證券發行人的證券變動月報表 截至月份: 2025年7月31日 狀態: 新提交 致：香港交易及結算所有限公司 公司名稱: 康寧傑瑞生物製藥 呈交日期: 2025年8月5日 I. 法定/註冊股本變動 | 1. 股份分類 | 普通股 | 股份類別 | 不適用 | | 於香港聯交所上市 (註1) | | 是 | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 證券代號 (如上市) | 09966 | 說明 | 普通股 | | | | | | | | | 法定/註冊股份數目 | | | 面值 | | 法定/註冊股本 | | | 上月底結存 | | | 25,100,000,000 | USD | 0.000002 | USD | | 50,200 | | 增加 / 減少 (-) | | | 0 | | | USD | | 0 | | 本月底結存 | | | 25,100,000,000 | USD | 0.000002 | USD | | 50,200 | 本月底法定/註冊股本總額： USD 50 ...

Core Viewpoint - Corning Jereh Pharmaceutical-B (09966) has announced that its self-developed PD-L1/Integrin αvβ6 bispecific antibody ADC, JSKN022, has received formal acceptance for clinical trial (IND) application by the National Medical Products Administration (NMPA) in China [1] Group 1: Product Development - The company plans to initiate the first human clinical study of JSKN022 for the treatment of advanced malignant solid tumors [1] - Currently, there are no ADCs targeting Integrin αvβ6 or PD-L1 available on the market globally, and related investigational drugs are still in clinical research stages [1] Group 2: Clinical Data - Preclinical data indicates that JSKN022 exhibits anti-tumor activity against tumor cells expressing Integrin αvβ6 and/or PD-L1 in both in vitro and in vivo models [1] - The drug is expected to provide new treatment options for patients with tumors that are resistant to or ineffective against PD-1/PD-L1 inhibitors, such as non-small cell lung cancer, head and neck squamous cell carcinoma, and colorectal cancer [1]

Core Viewpoint - Corning Jereh Pharmaceutical-B (09966) has received formal acceptance from the National Medical Products Administration (NMPA) for its Investigational New Drug (IND) application for JSKN022, a dual-specific antibody-drug conjugate (ADC) targeting programmed cell death ligand 1 (PD-L1) and integrin αvβ6, aimed at treating advanced malignant solid tumors [1] Group 1 - The company plans to initiate the first human clinical study of JSKN022 for the treatment of advanced malignant solid tumors [1] - Currently, there are no ADCs targeting integrin αvβ6 or PD-L1 available on the global market, with all related investigational drugs still in clinical research stages [1] - Preclinical data indicates that JSKN022 exhibits anti-tumor activity against tumor cells expressing integrin αvβ6 and/or PD-L1 in both in vitro and in vivo models [1] Group 2 - JSKN022 is expected to provide new treatment options for patients with tumors that are resistant to or ineffective against PD-1/PD-L1 inhibitors, such as non-small cell lung cancer, head and neck squamous cell carcinoma, and colorectal cancer [1]

Core Viewpoint - Corning Jereh Pharmaceutical-B (09966.HK) has received acceptance for its IND application for JSKN022, a dual-targeting ADC aimed at treating advanced malignant solid tumors, marking a significant step in the development of innovative cancer therapies [1][2] Group 1: Product Development - JSKN022 is a globally pioneering dual-targeting ADC that simultaneously targets PD-L1 and integrin αvβ6, representing a novel approach in cancer treatment [2] - The drug is based on the company's self-developed Envafolimab and innovatively combines immune mechanisms with ADC technology [2] - JSKN022 utilizes glycosylation site-specific conjugation technology to enhance stability and uniformity, which is crucial for its therapeutic efficacy [2] Group 2: Clinical Research and Market Potential - The clinical trial for JSKN022 aims to provide new treatment options for patients with tumors that are resistant to PD-1/PD-L1 inhibitors or for whom existing treatments are ineffective, such as non-small cell lung cancer, head and neck squamous cell carcinoma, and colorectal cancer [1] - Currently, there are no ADCs targeting integrin αvβ6 or PD-L1 available in the global market, with all related investigational drugs still in clinical research stages [1]

Core Viewpoint - The company has received formal acceptance from the National Medical Products Administration (NMPA) of China for its Investigational New Drug (IND) application for JSKN022, a dual-specific antibody-drug conjugate targeting PD-L1 and integrin αvβ6, aimed at treating advanced malignant solid tumors [1] Group 1 - The company is developing JSKN022, which is a dual-specific antibody-drug conjugate [1] - The IND application for JSKN022 has been officially accepted by the NMPA's Center for Drug Evaluation (CDE) [1] - The first human clinical study for JSKN022 is planned to be conducted for the treatment of advanced malignant solid tumors [1]

ALPHAMAB ONCOLOGY 康寧傑瑞生物製藥 （於開曼群島註冊成立的有限公司） （股份代號：9966） 自願公告 JSKN022 IND申請獲CDE正式受理 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。 本公告乃由康寧傑瑞生物製藥（「本公司」，連同其附屬公司統稱「本集團」）自願作 出，以知會本集團股東（「股東」）及潛在投資者有關本集團之最新業務進展。 本公司董事（「董事」）會（「董事會」）欣然宣佈，公司自主研發的程序性死亡配 體1（「PD-L1」）╱ 整合素αvβ6雙特異性抗體偶聯藥物（「ADC」）JSKN022新藥臨 床試驗（「IND」）申請，已獲中國國家藥品監督管理局（「NMPA」）藥品審評中心 （「CDE」）正式受理。本公司計劃開展用於治療晚期惡性實體瘤的JSKN022首次人 體臨床研究。 目前全球範圍內尚無靶向整合素αvβ6或PD-L1的ADC上市，相關在研藥物均處於 臨床研究階段。臨床前數據顯示，JSKN022在體外和體內模型中， ...

Core Viewpoint - Corning Jereh Pharmaceutical-B (09966) has received FDA approval for JSKN003 to conduct a Phase II clinical study in the U.S., marking a significant milestone in the company's global development of its innovative pipeline [1] Group 1: Clinical Study Details - JSKN003-202 is a randomized, open-label, multicenter Phase II clinical study aimed at treating platinum-resistant recurrent epithelial ovarian cancer, primary peritoneal cancer, or fallopian tube cancer, collectively referred to as platinum-resistant ovarian cancer (PROC) [1] - The study will evaluate the efficacy and safety of JSKN003 in the specified patient population and determine the recommended dose for Phase III trials [1] Group 2: Product Characteristics - JSKN003 is a targeted HER2 bispecific antibody-drug conjugate (ADC) that connects a topoisomerase I inhibitor to the antibody KN026 using glycoengineering technology, offering better serum stability compared to traditional coupling methods [2] - The bispecific HER2 targeting allows JSKN003 to induce stronger internalization and bystander killing effects, providing significant anti-tumor activity in HER2-expressing tumors [2] Group 3: Licensing and Ongoing Trials - In September 2024, the company entered into a licensing agreement with Shanghai Jinmant Biotechnology Co., Ltd. to develop and commercialize JSKN003 in mainland China for tumor-related indications [2] - Currently, JSKN003 is undergoing three Phase III clinical trials in China for treating HER2-positive breast cancer, HER2-low expressing breast cancer, and platinum-resistant recurrent epithelial ovarian cancer, primary peritoneal cancer, or fallopian tube cancer [2]

Core Viewpoint - Corning Jereh Pharmaceutical-B (09966) has received FDA approval for JSKN003 to conduct a Phase II clinical study in the U.S., marking a significant milestone in the company's global development of its innovative pipeline [1][2]. Group 1: Clinical Trial Details - JSKN003-202 is a randomized, open-label, multi-center Phase II clinical study aimed at treating platinum-resistant recurrent epithelial ovarian cancer, primary peritoneal cancer, or fallopian tube cancer, collectively referred to as platinum-resistant ovarian cancer (PROC) [1]. - The trial will evaluate the efficacy and safety of JSKN003 in the specified patient population and determine the recommended dose for Phase III trials [1]. Group 2: Product Information - JSKN003 is a targeted HER2 bispecific antibody-drug conjugate (ADC) that connects a topoisomerase I inhibitor to the antibody KN026 using glycosylation site-specific conjugation technology, offering better serum stability compared to traditional conjugation methods [2]. - The bispecific HER2 targeting of JSKN003 enhances its internalization and bystander killing effect, providing strong anti-tumor activity in HER2-expressing tumors [2]. Group 3: Licensing and Ongoing Trials - In September 2024, the company entered into a licensing agreement with Shanghai Jinmant Biotechnology Co., Ltd. for the development and commercialization of JSKN003 in mainland China for tumor-related indications [2]. - Currently, JSKN003 is undergoing three Phase III clinical trials in China for treating HER2-positive breast cancer, HER2-low expressing breast cancer, and platinum-resistant recurrent ovarian cancer, primary peritoneal cancer, or fallopian tube cancer [2].

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。 自願公告 JSKN003獲美國FDA批准開展一項治療不限HER2表達水平的 PROC的II期臨床研究 本公告乃由康寧傑瑞生物製藥（「本公司」，連同其附屬公司統稱「本集團」）自願作 出，以知會本集團股東（「股東」）及潛在投資者有關本集團之最新業務進展。 本公司董事（「董事」）會（「董事會」）欣然宣佈，JSKN003已獲美國（「美國」）食 品藥品監督管理局（「FDA」）批准，在美國開展一項I I期臨床研究（研究編號： JSKN003-202）。JSKN003-202是JSKN003的一項隨機、開放式標籤、多中心的 II期臨床研究，用於治療鉑耐藥復發性上皮性卵巢癌、原發性腹膜癌或輸卵管癌 （統稱為鉑耐藥卵巢癌，「PROC」），且不限人表皮生長因子受體2（「HER2」）表達 水平。此臨床試驗旨在評估JSKN003在上述人群中的療效和安全性，並確定推薦 III期劑量。此次JSKN003-202獲美國FDA批准，是 ...