Core Viewpoint - Recent rumors suggested that Nvidia (NVDA.US) has partnered with Xingsen Technology (002436.SZ) to take over 20% of high-end HDI board orders previously supplied exclusively by Shenghong Technology (300476.SZ). However, both Shenghong and Xingsen have denied these claims, stating that no such announcements have been made [1][2]. Group 1: Company Responses - Shenghong Technology confirmed that they have not received any official communication regarding the rumored partnership and stated that their overall business situation remains positive with no significant changes in core customer orders [1]. - Xingsen Technology emphasized that all information should be based on official announcements and has not disclosed any specific details about customer collaborations [2]. Group 2: Industry Context - HDI (High-Density Interconnect) boards are advanced PCB technologies developed to meet the demands for miniaturization, high integration, and high performance in electronic devices, representing a high-value segment within the industry [2]. - Shenghong Technology is one of the first companies globally to achieve large-scale production of 6-layer 24-layer HDI boards and possesses advanced capabilities in 8-layer 28-layer HDI and 16-layer arbitrary interconnect HDI technologies, which are essential for high-density wiring and high-speed signal transmission in AI servers and other high-performance devices [2][3]. - Xingsen Technology's main business includes the R&D, production, and sales of circuit boards, with applications in consumer electronics, communication devices, and automotive electronics. They have disclosed capabilities for multilayer boards with over 18 layers in AI servers and optical modules [3].

记者同时以投资者身份致电传闻涉及的另一方兴森科技，接线工作人员表示，所有信息应以官方公告为 准，不会透露具体客户合作细节，公司会在必要时进行澄清。截至发稿，记者未在深交所信息披露平台 查询到，兴森科技有发布与英伟达订单相关的公告。查看原文：丢了英伟达的订单？胜宏科技回应：客 户订单暂无大变动刚刚 南方财经11月18日电，21财经《辟谣财知道》注意到，市场传出一篇彭博的文章称：英伟达 （NVDA.US）已与兴森科技（002436.SZ）达成合作，将此前由胜宏科技（300476.SZ）独家供应的 20%高阶高密度互连板(HDI)订单交由其承接。对此，21财经《辟谣财知道》以投资者身份致电胜宏科 技，接线工作人员表示，公司留意到相关谣言后，与彭博取得联系，其反馈称未发过相关新闻。公司在 彭博相关网站上亦未查询到有上述传闻信息，因此判定上述传闻不实。 对于市场最为关心的订单情况，上述接线工作人员表示，尽管出于商业保密原则无法披露具体客户信 息，但公司当前整体经营态势良好，订单情况保持乐观，核心客户订单未发生较大变动。 ...

Group 1 - The core point of the article highlights the impact of rumors on the A-share market, specifically mentioning the significant price movements of Shenghong Technology and Xingsen Technology due to a reported collaboration between Nvidia and Xingsen Technology [1][3]. - Shenghong Technology's stock experienced a decline of over 5% at one point, ultimately closing down 4.23% at 289.18 yuan [1]. - In contrast, Xingsen Technology's stock saw a rise, reaching a peak before closing up 6.02% at 23.08 yuan [1]. Group 2 - A Bloomberg article suggested that Nvidia has partnered with Xingsen Technology to take over 20% of high-end high-density interconnect (HDI) orders previously supplied exclusively by Shenghong Technology, indicating a potential shift in the global supply chain for AI hardware components [3]. - Following the rumors, Shenghong Technology's secretary clarified on social media that the information from Bloomberg was not accurate and urged investors to verify information sources [3].