[Objective/Significance] The successive releases of the Deepseek V3 and R1 large models have not only elevated China's algorithmic technology to a world-class level, but also exerted profound influence on the development and governance of global artificial intelligence. [Method/Process] Starting from Deepseek's technical characteristics, techno-economic properties, and business model features, analyzes its impact on the industrial ecosystem, application ecosystem, and global ecosystem at the development level, then further analyzes the trends in AI governance in the post-Deepseek era from four dimensions: governance philosophy, governance paradigm, governance system, and global governance. [Results/Conclusions] The study shows that although Deepseek has not surpassed the level of existing top-tier large models, it has nonetheless triggered revolutions in efficiency, cost, and open-source, reshaping the AI ecosystem and development landscape. This shift is steering governance towards distributed, collaborative, and agile regulation. As western countries such as the United States and Europe engage in competitive regulatory easing, participants in the open-source ecosystem and developing countries are poised to play increasingly significant roles in global governance, promoting the return of balanced regulatory rules.

[Objective/Significance] To effectively mitigate aeolian hazards in sandy coastal zones and facilitate the sustainable utilization of ecological resources, scholars worldwide have conducted comprehensive investigations encompassing both theoretical frameworks and practical applications in recent years. [Method/Process] This paper comprehensively reviews the research progress on aeolian sand control of sandy coasts in China, providing an integrated analysis of research outcomes over the years in areas such as geomorphological evolution, coastal erosion, erosion control, and resource development and utilization. [Results/Conclusions] The findings indicate that research on sandy coasts exhibits three significant characteristics: distinct phases, with research themes evolving from fundamental studies to applied research, and eventually to comprehensive studies. A rapid expansion in research directions, with increasing interdisciplinary collaboration leading to deep integration across multiple fields. The characteristics of China based on practical features are becoming increasingly prominent. A strong emphasis on policy orientation and practical application, using both quantitative and qualitative methods to inform management strategies. Current research hotspots focus on geomorphological evolution, erosion control, and sustainable resource utilization. Looking ahead, further interdisciplinary collaboration is needed, leveraging advanced technologies to reveal dynamic changes and promote efficient and sustainable protection and restoration techniques. Additionally, international cooperation is encouraged to share data and findings, addressing the challenges posed by global climate change and sea level rise, while contributing China's insights and solutions to the global effort in coastal ecological protection.

[Objective/Significance] As an important means to safeguard national security and competitive advantage in science and technology, technology export control has attracted more and more attention from scholars at home and abroad. A systematic analysis of the relevant literature in the field of technology export control at home and abroad can clarify the development status of the research in this field, and provide a useful reference for the subsequent research. [Method/Process] This study takes the relevant literature in the field of technology export control included in CNKI database and WoS database as the research object, and uses bibliometric methods and selecting VOSviewer and CiteSpace software to analyze the basic status, hotspots, and frontiers of the research. [Results/Conclusions] The study finds that : In terms of research status, the literature on technology export control shows a fluctuating growth trend both domestically and internationally, and the cooperation network structures of domestic and foreign authors are relatively scattered, with less connection between various research communities; In terms of research hotspots, the main research hot topics of both domestic and international research are divided into three major aspects: the interpretation of export control policies, the impact of export control policies, and the analysis of export control in key and emerging technology areas; Regarding the research purposes, methods, and focuses, there are differences between domestic and foreign research. Domestic research pays more attention to how to deal with U.S. export control policies and how to break through technological barriers, while international research focuses more on how to formulate more effective export control policies.

[Objective/Significance] A healthy China is an important foundation for building a modern socialist power with Chinese characteristics. Health science policy is a crucial guarantee for advancing the construction of a Healthy China in the new era. [Method/Process] Since the reform and opening up, Shenzhen's health science policy has gone through three stages: the initial establishment of a policy system, the exploratory development integrating market-oriented elements, and the deepening and consolidation centered on people's health. After more than 40 years of development, the practical experience of the evolution of Shenzhen's health science policy has demonstrated that adhering to the comprehensive leadership of the Party is the fundamental guarantee for the development of the health and wellness cause, prioritizing people's health is the core tenet of building a Healthy China, and persisting in the reform of public hospital management, the construction of a drug regulatory service system, and the reform of medical insurance payment are the three basic policy tools of health science policy. [Results/Conclusions] Facing the new era, the trend of Shenzhen's health science policy should seize the development opportunities of the new round of digital technology revolution and industrial transformation, take the development of a high-quality health service system that is more inclusive, fair, efficient, and convenient as the development requirement, and take health science and technology innovation and health system reform as the two driving forces of the health and wellness cause, to continue to promote the Shenzhen practice of a Healthy China.

[Objective/Significance] The comprehensive analysis of the global research landscape in the field of scientometrics provides significant reference value for further research and development in this area. [Method/Process] This study analyzes over 12000 scientometric papers collected from the Web of Science database using scientometric and knowledge mapping methods. The data were examined from five perspectives: temporal trends, spatial distribution, core authors, research hotspots, and "citation distribution & classic references". [Results/Conclusions] The findings reveal that over the past half-century, scientometric output has grown rapidly and is widely distributed. Currently, the scientometric academic community has begun to take shape, with a group of representative and renowned scholars emerging. The research in scientometrics has coalesced around six core directions: "scientific collaboration, patents and innovation, interdisciplinary research and topic modeling" "scientometrics and knowledge mapping" "citation-based impact measurement" "altmetrics, open access, and scholarly communication" "research evaluation and performance assessment" and "scientometric databases". The citation distribution and classic citations illustrate the citation distribution of high-impact scientometric papers and the structural characteristics of the knowledge base on which the research is founded.

[Objective/Significance] This paper explores the research and development trend of biomedical industry in Guangdong-Hong Kong-Macao Greater Bay Area from the perspective of patents, in order to provide decision-making basis for the collaborative innovation and development of biomedical industry in Guangdong-Hong Kong-Macao Greater Bay Area. [Method/Process] Based on patent big data, this paper uses IncoPat and PatentSight patent analysis database and ArcGIS software to analyze the patent R & D strength, technology hot spots, patent operation and innovation resources of biomedical industry in Guangdong-Hong Kong-Macao Greater Bay Area. [Results/Conclusions] The patent R & D strength of Guangzhou biomedical industry ranks first in Guangdong-Hong Kong-Macao Greater Bay Area. The patent technology of the biomedical industry in the Guangdong-Hong Kong-Macao Greater Bay Area presents a pattern of complementary advantages; Guangzhou shows certain advantages in patent transfer, pledge and research-enterprise cooperation, while Shenzhen performs better in licensing. In the Guangdong-Hong Kong-Macao Greater Bay Area, most of the biopharmaceutical industry's patent applications come from universities, research institutions and hospitals in Guangzhou and Shenzhen, and only a few come from enterprises.

[Objective/Significance] By analyzing global research trends in carbon-based chips, this study aims to provide a scientific basis for the research, development, and decision-making regarding carbon-based chips in China. [Method/Process] Based on relevant literature on carbon nanotube chips and graphene chips from the Web of Science Core Collection, this study employs a combination of bibliometric analysis and BERTopic topic modeling to analyze key research themes in the field. It systematically examines the research progress and competitive landscape of leading scientific and technological nations or regions such as China, the United States, and the European Union, revealing global development trends and potential opportunities in carbon-based chip technologies. [Results/Conclusions] Research on global carbon-based chips is highly dynamic, though its growth rate has slowed. Current studies primarily focus on the integration of carbon-based devices, with increasing emphasis on high-performance components and industrial applications. China and the United States are key players in this field, with the United States holding a first-mover advantage, while China and India have shown rapid growth. China’s participation in international collaborations remains relatively low, whereas Europe demonstrates strong international cooperation. The research primarily focuses on six major areas: performance optimization of graphene field-effect transistors (GFETs) and other carbon-based FETs, design and circuit integration of carbon nanotube field-effect transistors (CNTFETs), carbon-based sensors and gas detection, carbon-based neuromorphic computing and storage, carbon-based photodetectors and photoelectric conversion, and low-power carbon-based circuits and signal processing.

[Objective/Significance] Organ-on-a-chip technology is regarded as one of the key technologies of future industries, and plays an important role in promoting the development of biomedical industry. The analysis of organ-on-a-chip patent technology can provide a reference for the cultivation and development of organ-on-a-chip industry. [Method/Process] Based on the patent perspective, this paper adopts a patent intelligence analysis method combining quantitative and qualitative methods to analyze four chip structure types: lung-on-a-chip, brain-on-a-chip, gut-on-a-chip and kidney-on-a-chip. The application trend and key applicants of organ-on-a-chip structure patents are analyzed, and the technical strategies and paths for design and improvement of organ-on-a-chip structure are summarized. [Results/Conclusions] There is still a certain gap between China and the United States in the field of organ-on-a-chip. In order to promopt the development of organ-on-a-chip industry, we need to strengthen policy support and capital investment; continue to develop hot products and give priority to products with less competition; cooperate with universities or medical institutions to jointly break through core key technologies; and keep up with the technical trends of industry leaders and strengthen technical research.