Market Overview - The medical device sector experienced a decline of 2.17% on January 28, with Huakang Clean leading the drop [1] - The Shanghai Composite Index closed at 4151.24, up 0.27%, while the Shenzhen Component Index closed at 14342.9, up 0.09% [1] Individual Stock Performance - Notable gainers included: - Hualan Biological (301093) with a closing price of 80.77, up 1.87% and a trading volume of 61,400 shares, totaling 492 million yuan [1] - Cap Bio (300639) closed at 8.81, up 1.26% with a trading volume of 1.79 million shares, totaling 1.654 billion yuan [1] - Significant decliners included: - Huakang Clean (301235) closed at 46.40, down 8.66% with a trading volume of 118,300 shares, totaling 564 million yuan [2] - Zhijiang Biological (688317) closed at 24.13, down 8.49% with a trading volume of 198,200 shares, totaling 484 million yuan [2] Capital Flow Analysis - The medical device sector saw a net outflow of 2.057 billion yuan from institutional investors, while retail investors had a net inflow of 1.528 billion yuan [2] - The table of capital flow indicates that: - Innotec (688253) had a net inflow of 18.7598 million yuan from institutional investors [3] - Hualan Biological (301093) experienced a net inflow of 16.8935 million yuan from institutional investors [3]

Market Overview - The three major indices showed mixed performance, with the Shanghai Composite Index rising by 0.49% to 4160.01, the Shenzhen Component Index increasing by 0.09% to 14342.74, and the ChiNext Index declining by 0.37% to 3330.39 [1][2]. Sector Performance - Precious metals, industrial metals, and petrochemicals sectors performed strongly, while solar energy, pharmaceuticals, and aerospace sectors experienced fluctuations [2]. - The basic metals sector saw significant gains, with copper and aluminum industries leading the rise, as multiple stocks hit the daily limit up [6]. Stock Highlights - Notable stocks included China National Offshore Oil Corporation, China Petroleum, and China Unicom, which showed strong performance [4]. - The aluminum futures market saw a rise of over 4%, with the main contract reported at 25345 yuan/ton [8]. Biotechnology Sector - The biotechnology sector faced declines, with several companies such as Zhijiang Biology and Baipusais losing over 9% [10][11]. Solar Energy Sector - The solar energy sector faced downward adjustments, with companies like High Measurement and Maiwei experiencing drops exceeding 6% [11].

董秘： 尊敬的投资者您好，公司将持续关注渠道开拓业务进展，根据市场需求动态调整产品推广力 度，感谢您的关注。 投资者： 董秘您好！2025年底获批的呼吸道六联检、MiniTLA流水线等重磅新品，目前国内市场落地 进度、客户反馈及2026年销售目标如何？ 董秘： 尊敬的投资者您好，公司呼吸道检测产品可覆盖常见呼吸道病原体，适配口咽拭子样本类型， 搭配公司配套仪器可满足临床高发呼吸道感染性疾病的快速通量筛查需求。公司将持续关注业务推进情 况，具体对公司业务影响请留意后期公司定期报告。 投资者： 技术合作成果：公司此前通过对英国AG、美国iCubate等公司的参股投资布局分子诊断领域。 这些技术合作与引进目前取得了哪些实质性进展？相关产品是否已形成规模化收入？ 董秘： 尊敬的投资者您好，公司关于分子诊断最新的仪器为全自动核酸提纯及实时荧光PCR分析系统 WonNova 1600（国械注准20253222465），WonNova1600突破了传统PCR在空间、人力和效率上的多重 边界，赋能医院更快、更准、更轻松应对各类挑战。感谢你的关注。 投资者： 结合当前行业政策（如集采）和市场环境，公司认为未来一年最大的发展机遇 ...

Group 1 - The Nipah virus outbreak in India has led to increased attention on related concept stocks, with several companies responding urgently to the situation [1] - Companies such as Capbio and Daan Gene have reported significant stock price increases, with Capbio rising by 20% and Daan Gene by 9.99% as of January 27 [2] - Various A-share listed companies are disclosing their technology and product layouts related to Nipah virus testing, including Wanfu Bio and Shengxiang Bio, which have developed specific testing kits [3][4] Group 2 - Capbio has developed a Nipah virus nucleic acid testing kit using fluorescence PCR technology, providing essential support for global quarantine and disease control monitoring [4] - Wanfu Bio has launched different product forms of the Nipah virus nucleic acid testing kit, compatible with its molecular POCT platform and other PCR systems [3] - Some companies, such as Hualan Biological and others, have clarified that they do not have any business related to Nipah virus vaccines or products [5][6]

Group 1 - The Nipah virus outbreak in India has raised concerns, particularly in West Bengal, but its impact on China is considered minimal as no cases have been reported in the country [1] - The market has shown increased interest in stocks related to virus prevention and diagnostics, with companies like Capbio and Da'an Gene experiencing significant stock price increases [1] - The Nipah virus has a transmission period of 3 to 14 days, with initial symptoms resembling influenza, making early detection crucial for effective intervention [1] Group 2 - Several A-share listed companies have announced their developments in Nipah virus detection technologies, including Wanfu Bio and Shengxiang Bio, which have launched various testing kits [3][5] - Capbio has developed a Nipah virus nucleic acid detection kit, providing essential support for global quarantine and disease control monitoring [5] - Some companies, such as Hualan Vaccine and Yirui Bio, have clarified that they do not have any products related to Nipah virus prevention or treatment [5][6]

证券日报网讯1月27日，万孚生物（300482）在互动平台回答投资者提问时表示，公司国际部持续推动 海外业务的本地化运营，对公司业绩影响请参照公司未来定期报告。 ...

证券日报网讯 1月27日，万孚生物在互动平台回答投资者提问时表示，公司关于分子诊断最新的仪器为 全自动核酸提纯及实时荧光PCR分析系统WonNova1600（国械注准20253222465），WonNova1600突破 了传统PCR在空间、人力和效率上的多重边界，赋能医院更快、更准、更轻松应对各类挑战。 （编辑 丛可心） ...

证券日报网讯1月27日，万孚生物（300482）在互动平台回答投资者提问时表示，公司将持续关注渠道 开拓业务进展，根据市场需求动态调整产品推广力度。 ...

Group 1 - The recent outbreak of Nipah virus disease in West Bengal, India, has raised significant concern, with 5 confirmed cases reported, including healthcare workers, and nearly 100 individuals under home quarantine [1] - The impact of the Nipah virus outbreak on China is relatively minor, with no cases reported in the country, although there is a risk of imported cases that necessitates enhanced preventive measures [1][2] - Nipah virus has been known for over 20 years, with its first outbreak occurring in Malaysia in 1998, and it primarily affects South Asia and Southeast Asia [1][2] Group 2 - The Nipah virus primarily damages the central nervous system (90%) and respiratory system (62%), with a high fatality rate ranging from 40% to 75% [2] - Experts indicate that the Nipah virus has a low basic reproduction number (R₀) compared to influenza or COVID-19, and there have been no reports of large-scale airborne transmission [4] - Current antiviral treatments for Nipah virus are limited, with no approved drugs or vaccines available, although Ribavirin may be effective for treating Nipah virus encephalitis [4][5] Group 3 - Recent research has shown that VV116 has antiviral activity against Nipah virus in vitro and can improve survival rates in mouse models, indicating potential for treatment [4][5] - Several companies have reported possessing Nipah virus testing technology or products, but they have not yet achieved significant revenue from these offerings [6] - The most common testing method for Nipah virus is nucleic acid testing, and public health departments are equipped to handle such testing, which is deemed sufficient for current needs [6]

Group 1 - The Nipah virus outbreak in West Bengal, India has confirmed 5 cases with nearly 100 people under observation, prompting neighboring countries like Thailand and Nepal to enhance health screening for travelers from India [1] - The World Health Organization (WHO) classifies the Nipah virus as a high-priority regional threat due to its high mortality rate of 40%-70% and the absence of approved vaccines or treatments [4][11] - The research team from Wuhan Institute of Virology has published findings indicating that the oral nucleoside drug VV116 shows significant antiviral activity against the Nipah virus, providing new hope for treatment [2][8] Group 2 - VV116, developed by Wangshan Wangshui and Junshi Biosciences, has shown potential against various RNA viruses, including the Nipah virus, and has been approved for COVID-19 treatment in China and Uzbekistan [7][8] - Following the announcement of VV116's efficacy against the Nipah virus, shares of Wangshan Wangshui surged by 10.9%, reaching a new high since its listing in November 2025 [4][5] - The market response to the Nipah virus outbreak has led to significant stock price increases for several companies involved in diagnostic testing, with companies like Kaipu Biological and Da'an Gene reporting substantial gains [12][13]