Core Viewpoint - The collaboration between Maiwei Biotech's subsidiary Taikang Biotech and Qilu Pharmaceutical has garnered significant attention, focusing on the licensing agreement for the injectable drug Agrelistat α (brand name: Maili Sheng®) [1] Group 1: Collaboration Details - The licensing agreement grants Maiwei Biotech exclusive rights for Qilu Pharmaceutical to develop, produce, improve, utilize, and commercialize the licensed product in Greater China, including mainland China, Hong Kong, Macau, and Taiwan [1] - Taikang Biotech is set to receive a total of up to 500 million RMB in upfront and milestone payments, along with royalties of up to double-digit percentages of net sales from the licensed product [1] Group 2: Product Information - Agrelistat α is a recombinant human serum albumin-granulocyte colony-stimulating factor (G-CSF) fusion protein, designed to reduce the incidence of infections in adult patients with non-myeloid malignancies undergoing chemotherapy that may cause febrile neutropenia [1] - This product represents a new generation of long-acting G-CSF with independent intellectual property rights, utilizing gene fusion technology to combine high-activity modified G-CSF with human serum albumin (HSA) [2] - The fusion with HSA increases molecular weight and significantly inhibits the clearance pathway mediated by G-CSF receptors, thereby extending the drug's half-life and reducing dosing frequency, which enhances treatment compliance [2] - HSA, being a natural component of human blood, provides a high level of safety as a carrier protein, and the product is produced using a Pichia pastoris expression system, simplifying the manufacturing process compared to chemically modified long-acting products [2]

Core Viewpoint - Maiwei Biotech has signed a new drug project technology licensing agreement with Qilu Pharmaceutical for the injectable drug Agresten α, which includes exclusive rights for development, production, improvement, utilization, and commercialization in Greater China [1] Group 1: Licensing Agreement Details - The agreement grants Maiwei Biotech exclusive licensing rights for Agresten α in Greater China, which encompasses mainland China, Hong Kong, Macau, and Taiwan [1] - The total payment and sales milestones can reach up to 500 million RMB, including a non-refundable upfront payment of 380 million RMB [1] - The licensing agreement also includes royalties based on net sales of the licensed product, which can reach a maximum of double-digit percentages [1] Group 2: Product Information - Agresten α, also known as Mai Li Sheng®, is a next-generation long-acting G-CSF (Granulocyte Colony-Stimulating Factor) developed by Maiwei Biotech [1] - The product utilizes gene fusion technology to combine high-activity modified G-CSF with human serum albumin (HSA) [1] - It is noted as the first drug in China approved for marketing that employs albumin long-acting fusion technology [1]

Group 1: Resumption of Trading - Guangyang Co., Ltd. has terminated its plan to acquire 100% equity of Ningbo Yinqiu Technology through the issuance of shares and cash payment, leading to the resumption of its stock trading [1] Group 2: Equity Transfer, Buyback, and Private Placement - Shipu Testing plans to transfer a total of 9.5% of its shares to Zhongyiren Fund at a price of 20 yuan per share [2] - Qingniao Fire Protection has repurchased and canceled 12.2592 million restricted shares [2] - Tigermed has canceled 3.9225 million repurchased shares [3] - Shuanglin Co., Ltd. intends to raise no more than 1.5 billion yuan for projects related to rolling screw and joint module industrialization, high-precision CNC grinding machine expansion, and advanced technology research and application center construction [3] Group 3: External Investment and Daily Operations - Pingao Co., Ltd. has signed a contract for computing power resource services worth 397 million yuan [4] - Yiwei Communication plans to establish a wholly-owned subsidiary with an investment of 100 million yuan, focusing on artificial intelligence application software development [5] - Longjing Environmental Protection intends to acquire 20% equity of Jitai Intelligent for 75.075 million yuan [6] - Tianwei Video Technology has signed a data center service agreement with a client [7] - Fengmao Co., Ltd. plans to invest no more than 1.5 billion yuan to build an auto parts production base in Jiaxing [8] - ST Pioneer will have its stock delisted from other risk warnings starting June 3, 2025, with its stock name changing from "ST Pioneer" to "Pioneer New Materials" [8] - Maiwei Bio has received approval for the marketing of its product, Mai Li Sheng® [8] - Guangbai Co., Ltd. has completed the business registration of its duty-free goods company [9] - Zhuhai Guanyu has been selected by SAIC Volkswagen as a designated supplier for low-pressure lithium batteries [9] - Ningbo Fubang plans to transfer assets related to its aluminum profile business for 26.4579 million yuan [9] - Rongchang Bio has completed the issuance of H-shares [10] - Tebao Bio has received approval for the marketing of its growth hormone injection [10] - Zejing Pharmaceutical has received approval for the marketing of its drug, Hydrochloride Gikaxin [10] - Fengqian Technology has received record approval from the China Securities Regulatory Commission for its overseas H-share issuance [10] - Haida Group plans to distribute at least 30% of its average net profit in cash from 2025 to 2027 [10]