This study presents a comprehensive analysis of 132 tornadic events in northeastern China from 2004 to 2023,utilizing radar and ERA5 reanalysis data to investigate the climatology,environmental drivers,and synoptic li...This study presents a comprehensive analysis of 132 tornadic events in northeastern China from 2004 to 2023,utilizing radar and ERA5 reanalysis data to investigate the climatology,environmental drivers,and synoptic linkages with Northeast China cold vortices(NCCVs)of tornadic storms under different convective modes.Results reveal that discrete storms account for 70%of events,with clustered cells(CC)being the most frequent mode,while significant tornadoes(EF2+)are primarily associated with isolated cells(IC)and broken lines(BL).The storm mode distribution in northeastern China resembles that of the central United States but with a higher proportion of CC and lower IC.In contrast,southern China exhibits a higher frequency of quasi-linear(QL)modes(>50%),similar to European patterns.Although no single parameter clearly differentiates between all tornado modes,distinct morphological characteristics emerge through specific parameter combinations:NL modes are characterized by high 0-1 km storm-relative helicity(SRH1)and humidity but low 0-6 km shear(SR6),whereas IC modes display contrasting features with low SRH1 and high CAPE.Notably,83%of tornadoes are associated with NCCVs,preferentially forming in southeastern/southwestern quadrants.Strong tornadoes favor southeastern quadrants,while NCCV intensity correlates with tornadic distance from vortex centers.Three characteristic synoptic configurations emerge:(T1)strong deep vortices with vertically aligned cold troughs,generating southeast-dominant tornado clusters characterized by a high proportion of BL and QL modes;(T2)weaker vortices featuring sub-synoptic troughs,with southern-distributed events dominated by a predominance of the CC mode;(T3)transverse-trough systems exhibiting CAPE-SRH decoupling and reduced tornadic activity.This study enhances our understanding of tornadoes in northeastern China,informing future research on formation mechanisms,prediction methods,and disaster prevention strategies.展开更多
On January 15,the list of Top10 News Stories on ChinaASEAN Cooperation 2025 was officially unveiled at a ceremony in Nanning,capital of southwest China’s Guangxi Zhuang Autonomous Region.The event was supervised by C...On January 15,the list of Top10 News Stories on ChinaASEAN Cooperation 2025 was officially unveiled at a ceremony in Nanning,capital of southwest China’s Guangxi Zhuang Autonomous Region.The event was supervised by China International Communications Group(CICG),China Foreign Affairs University(CFAU),and the Publicity Department of the Communist Party of China(CPC)Guangxi Zhuang Autonomous Regional Committee and co-hosted by the CICG Center for AsiaPacific,CFAU Institute of Asian Studies,Guangxi University,and Guangxi International Communication Center.展开更多
On February 5, the Dialogue on Building a China-Laos Community with a Shared Future, themed “Focusing on the ‘Action Plan,’ Creating a Better Future Together,” took place in Vientiane, Laos.The opening ceremony fe...On February 5, the Dialogue on Building a China-Laos Community with a Shared Future, themed “Focusing on the ‘Action Plan,’ Creating a Better Future Together,” took place in Vientiane, Laos.The opening ceremony featured speeches by several distinguished vips including Fang Hong, Chinese ambassador to Laos, Daosavanh Kheugmixai, vice president of the Lao National Academy of Politics and Public Administration, Yu Yunquan, vice president of the China International Communications Group (CICG),Sakhon Phommalat, deputy head of the Propaganda and Training Board of the Lao People’s Revolutionary Party (LPRP) Central Committee, Sun Jisheng, vice president of China Foreign Affairs University (CFAU),and Vadthuninyom Duangmala,president of the Diplomatic Academy of Laos.展开更多
The year 2026 marks the 65th anniversary of diplomatic ties between China and Laos.During their meeting in Beijing in September 2025,Chinese President Xi Jinping and Lao President Thongloun Sisoulith stressed a need t...The year 2026 marks the 65th anniversary of diplomatic ties between China and Laos.During their meeting in Beijing in September 2025,Chinese President Xi Jinping and Lao President Thongloun Sisoulith stressed a need to advance the construction of the China Laos Economic Corridor and deliver more substantive results across all areas of cooperation.展开更多
From lecture halls in Beijing to villages in the mountains of southwest China,a group of young rural innovators from Global South countries recently embarked on a journey that connected policy thinking,technological p...From lecture halls in Beijing to villages in the mountains of southwest China,a group of young rural innovators from Global South countries recently embarked on a journey that connected policy thinking,technological practice and lived rural experience.展开更多
Far from being mere rhetoric or abstract theory,Chinese-style modernisation is a concrete reality best grasped through direct experience.Before arriving in China,my knowledge of Chinese modernisation was based mainly ...Far from being mere rhetoric or abstract theory,Chinese-style modernisation is a concrete reality best grasped through direct experience.Before arriving in China,my knowledge of Chinese modernisation was based mainly on reading,classroom education,and accounts from colleagues who had already travelled around the country.展开更多
There is no better way to appreciate the unique character of Chinese modernisation than by spending 10 years fully immersed in the country.I arrived in China from Madagascar in 2016 as a student and have lived and wor...There is no better way to appreciate the unique character of Chinese modernisation than by spending 10 years fully immersed in the country.I arrived in China from Madagascar in 2016 as a student and have lived and worked here ever since.This experience has given me a profound firsthand insight into the country.展开更多
AIM:To investigate the etiology and clinical characteristics of hospitalized secondary glaucoma(SG)patients in northwestern China.METHODS:A cross-sectional study was conducted involving SG patients hospitalized betwee...AIM:To investigate the etiology and clinical characteristics of hospitalized secondary glaucoma(SG)patients in northwestern China.METHODS:A cross-sectional study was conducted involving SG patients hospitalized between July 2024 and January 2025.Clinical data were collected,including medical history,best-corrected visual acuity(BCVA),intraocular pressure(IOP),slit-lamp examination,gonioscopic findings,and fundus examination.Demographic characteristics,etiological factors,and treatment modalities were analyzed.RESULTS:A total of 67 patients(82 eyes)were enrolled,aged 7 to 90y.Males accounted for 54.0%(36/67),and 22.4%(15/67)of patients had bilateral involvement.The predominant etiologies of SG were neovascular glaucoma(NVG;25.4%),traumatic glaucoma(23.9%),uveitic glaucoma(20.9%),and lens-induced glaucoma(14.9%),collectively accounting for 85.1%of all cases.The peak age-specific incidence occurred in the 50-59 years age group(32.8%,22/67),while NVG was prevalent across the 40-79 years age range.IOP of the 82 affected eyes was stratified into five severity tiers:22-29 mm Hg(15 eyes,18.3%),30-39 mm Hg(14 eyes,17.1%),40-49 mm Hg(13 eyes,15.9%),50-59 mm Hg(20 eyes,24.4%),and≥60 mm Hg(20 eyes,24.4%).The overall mean IOP was 45.2±12.3 mm Hg,indicating a significant pathological elevation.Surgical intervention was required in 46.3%of cases,predominantly for NVG,lensinduced glaucoma,and traumatic glaucoma—conditions prone to rapid IOP elevation.The etiologies with the highest surgical intervention rates were malignant glaucoma,pigmentary glaucoma,lens-induced glaucoma,and NVG.In contrast,uveitic glaucoma cases were primarily managed with targeted anti-inflammatory therapy,which effectively controlled IOP in the early disease stages and potentially obviated the need for surgery.CONCLUSION:This study identifies NVG,traumatic glaucoma,uveitic glaucoma,and lens-induced glaucoma as the four leading etiologies of SG in Northwestern China.These findings emphasize the critical need for targeted prevention strategies and evidence-based health education programs among high-risk populations.Implementation of such initiatives will improve early detection,enable ophthalmologists to deliver timely therapeutic interventions,and ultimately reduce preventable vision loss in this region.展开更多
State Administration for Market Regulation and National Standardization Administration of China have approved the following 48 mandatory national standards.
As part of my master’s programme in resource use and environmental science at China Agricultural University,I had the privilege of joining a study trip to the Shiyang River Basin and its surrounding areas from 17 to ...As part of my master’s programme in resource use and environmental science at China Agricultural University,I had the privilege of joining a study trip to the Shiyang River Basin and its surrounding areas from 17 to 21 July 2025.This trip to Gansu Province was organised under the China-Africa Joint Centre for Agricultural Demonstration and Training in Arid Regions programme,an initiative aligned with President Xi Jinping’s call for deeper China-Africa cooperation.展开更多
Objective:To assess prenatal Bisphenol A(BPA)exposure levels and explore their preliminary associations with maternal and fetal characteristics in a population from Northeastern Yunnan.Methods:A cross-sectional analys...Objective:To assess prenatal Bisphenol A(BPA)exposure levels and explore their preliminary associations with maternal and fetal characteristics in a population from Northeastern Yunnan.Methods:A cross-sectional analysis was performed using data and urine samples from 70 pregnant women in their third trimester recruited at Qujing Central Hospital.Urinary BPA was measured by HPLC-MS/MS.Participants were stratified into high and low BPA exposure groups based on the median concentration.Results:BPA was detected in all samples(100%)with a median concentration of 2.41μg/L(IQR:0.68-4.96).The high BPA exposure group(≥2.41μg/L)had a significantly higher proportion of gestational diabetes mellitus(GDM)(42.9%vs.17.1%,p=0.021)and a lower median fetal birth weight(3250 g vs.3450 g,p=0.048)compared to the low exposure group.Conclusion:This pilot study reveals ubiquitous BPA exposure in pregnant women from Northeastern Yunnan.The observed preliminary associations with GDM and reduced fetal birth weight warrant further investigation in larger,longitudinal studies.展开更多
The year 2025 marks both the 25th anniversary of the Forum on China-Africa Cooperation(FOCAC)and the first year of implementation of the outcomes of the 2024 FOCAC Beijing Summit.Throughout the year,China has supporte...The year 2025 marks both the 25th anniversary of the Forum on China-Africa Cooperation(FOCAC)and the first year of implementation of the outcomes of the 2024 FOCAC Beijing Summit.Throughout the year,China has supported Africa in addressing historical injustices at diplomatic and political levels and firmly backed South Africa in hosting the G20 Leaders’Summit,further deepening China-Africa strategic mutual trust.展开更多
State Administration for Market Regulation and National Standardization Administration of China have approved the following 14 national guiding technical docoments for standardization.
China’s coastal regions,characterized by dense populations and industrial agglomeration,face escalating threats from typhoon disasters.Understanding the evolution of socio-economic exposure to future typhoon landfall...China’s coastal regions,characterized by dense populations and industrial agglomeration,face escalating threats from typhoon disasters.Understanding the evolution of socio-economic exposure to future typhoon landfalls under global change is critical for effective disaster risk management.This study utilizes future typhoon track data simulated by the regional climate model version 4(RegCM4),combined with projected population and Gross Domestic Product(GDP)data for China’s coastal regions under three Shared Socioeconomic Pathways(SSPs:SSP1,sustainability;SSP2,middle of the road;SSP5,fossil-fueled development).We analyze typhoon impact zones for future periods(2030s,2050s,and 2090s)under Representative Concentration Pathways(RCPs:RCP2.6,RCP4.5,and RCP8.5,representing low,medium,and high greenhouse gas emission scenarios,respectively).Exposure levels for 2030,2050,and 2100 are calculated based on the annual average frequency of typhoon impacts during these periods,aiming to quantify the distribution characteristics of typhoon-affected population and GDP in China’s coastal regions.Key findings reveal two high-frequency typhoon im-pact zones:the Taiwan Strait region and the northern Qiongzhou Strait region.Furthermore,under RCP2.6,typhoon impacts may ex-tend to Liaoning,while RCP4.5 and RCP8.5 scenarios indicate potential impacts reaching further north to Heilongjiang.Under RCP4.5,Northeast China will experience the largest typhoon-affected area(43.800×10^(4) km^(2))by the 2030s.High population and GDP exposure concentrates in the Yangtze River Delta,the Pearl River Delta,and the Taiwan Strait coastal areas.Notably,Liaoning’s cumulative ex-posed population may exceed 0.100×10^(8) by 2030 and 2050 under RCP4.5 and RCP8.5 due to typhoon track migration.Given China’s location within the Western Pacific typhoon high-incidence region,the northward expansion of impacts will substantially escalate socio-economic exposure in mid-latitude regions previously at lower risk.These findings underscore the imperative for enhanced disaster pre-vention,mitigation strategies and targeted countermeasure research.展开更多
State Administration for Market Regulation and National Standardization Administration of China have approved the following 261 voluntary national standards.
State Administration for Market Regulation and National Standardization Administration of China have approved the following 80 national standards in foreign language version.
基金supported by the National Natural Science Foundation of China(Grant No.42305013)Joint Research Project for Meteorological Capacity Improvement(Grant Nos.23NLTSQ002 and 24NLTSQ001)+2 种基金China Meteorological Administration Tornado Key Laboratory(Grant No.TKL202307)the China Meteorological Administration Youth Innovation Team Fund(Grant No.CMA2024QN05)a research project of the Chinese Academy of Meteorological Science(Grant No.2023Z019)。
文摘This study presents a comprehensive analysis of 132 tornadic events in northeastern China from 2004 to 2023,utilizing radar and ERA5 reanalysis data to investigate the climatology,environmental drivers,and synoptic linkages with Northeast China cold vortices(NCCVs)of tornadic storms under different convective modes.Results reveal that discrete storms account for 70%of events,with clustered cells(CC)being the most frequent mode,while significant tornadoes(EF2+)are primarily associated with isolated cells(IC)and broken lines(BL).The storm mode distribution in northeastern China resembles that of the central United States but with a higher proportion of CC and lower IC.In contrast,southern China exhibits a higher frequency of quasi-linear(QL)modes(>50%),similar to European patterns.Although no single parameter clearly differentiates between all tornado modes,distinct morphological characteristics emerge through specific parameter combinations:NL modes are characterized by high 0-1 km storm-relative helicity(SRH1)and humidity but low 0-6 km shear(SR6),whereas IC modes display contrasting features with low SRH1 and high CAPE.Notably,83%of tornadoes are associated with NCCVs,preferentially forming in southeastern/southwestern quadrants.Strong tornadoes favor southeastern quadrants,while NCCV intensity correlates with tornadic distance from vortex centers.Three characteristic synoptic configurations emerge:(T1)strong deep vortices with vertically aligned cold troughs,generating southeast-dominant tornado clusters characterized by a high proportion of BL and QL modes;(T2)weaker vortices featuring sub-synoptic troughs,with southern-distributed events dominated by a predominance of the CC mode;(T3)transverse-trough systems exhibiting CAPE-SRH decoupling and reduced tornadic activity.This study enhances our understanding of tornadoes in northeastern China,informing future research on formation mechanisms,prediction methods,and disaster prevention strategies.
文摘On January 15,the list of Top10 News Stories on ChinaASEAN Cooperation 2025 was officially unveiled at a ceremony in Nanning,capital of southwest China’s Guangxi Zhuang Autonomous Region.The event was supervised by China International Communications Group(CICG),China Foreign Affairs University(CFAU),and the Publicity Department of the Communist Party of China(CPC)Guangxi Zhuang Autonomous Regional Committee and co-hosted by the CICG Center for AsiaPacific,CFAU Institute of Asian Studies,Guangxi University,and Guangxi International Communication Center.
文摘On February 5, the Dialogue on Building a China-Laos Community with a Shared Future, themed “Focusing on the ‘Action Plan,’ Creating a Better Future Together,” took place in Vientiane, Laos.The opening ceremony featured speeches by several distinguished vips including Fang Hong, Chinese ambassador to Laos, Daosavanh Kheugmixai, vice president of the Lao National Academy of Politics and Public Administration, Yu Yunquan, vice president of the China International Communications Group (CICG),Sakhon Phommalat, deputy head of the Propaganda and Training Board of the Lao People’s Revolutionary Party (LPRP) Central Committee, Sun Jisheng, vice president of China Foreign Affairs University (CFAU),and Vadthuninyom Duangmala,president of the Diplomatic Academy of Laos.
文摘The year 2026 marks the 65th anniversary of diplomatic ties between China and Laos.During their meeting in Beijing in September 2025,Chinese President Xi Jinping and Lao President Thongloun Sisoulith stressed a need to advance the construction of the China Laos Economic Corridor and deliver more substantive results across all areas of cooperation.
文摘From lecture halls in Beijing to villages in the mountains of southwest China,a group of young rural innovators from Global South countries recently embarked on a journey that connected policy thinking,technological practice and lived rural experience.
文摘Far from being mere rhetoric or abstract theory,Chinese-style modernisation is a concrete reality best grasped through direct experience.Before arriving in China,my knowledge of Chinese modernisation was based mainly on reading,classroom education,and accounts from colleagues who had already travelled around the country.
文摘There is no better way to appreciate the unique character of Chinese modernisation than by spending 10 years fully immersed in the country.I arrived in China from Madagascar in 2016 as a student and have lived and worked here ever since.This experience has given me a profound firsthand insight into the country.
基金Supported by the National Natural Science Foundation of China(No.82070964,No.82571210)Shaanxi Science Fund for Distinguished Young Scholars(No.2022JC-60)+3 种基金the International Scientific and Technological Cooperation Projects(No.2024GH-YBXM-20)the Open Research Funds of the State Key Laboratory of Ophthalmology(No.83000-32030002)Education Department of Shaanxi Provincial Government for Youth Innovation Team Research Program Project(No.23JP151,No.23JP150)General Projects of Hospital-level Research Topics in the Second Affiliated Hospital of Xi’an Medical University(No.22KY0111).
文摘AIM:To investigate the etiology and clinical characteristics of hospitalized secondary glaucoma(SG)patients in northwestern China.METHODS:A cross-sectional study was conducted involving SG patients hospitalized between July 2024 and January 2025.Clinical data were collected,including medical history,best-corrected visual acuity(BCVA),intraocular pressure(IOP),slit-lamp examination,gonioscopic findings,and fundus examination.Demographic characteristics,etiological factors,and treatment modalities were analyzed.RESULTS:A total of 67 patients(82 eyes)were enrolled,aged 7 to 90y.Males accounted for 54.0%(36/67),and 22.4%(15/67)of patients had bilateral involvement.The predominant etiologies of SG were neovascular glaucoma(NVG;25.4%),traumatic glaucoma(23.9%),uveitic glaucoma(20.9%),and lens-induced glaucoma(14.9%),collectively accounting for 85.1%of all cases.The peak age-specific incidence occurred in the 50-59 years age group(32.8%,22/67),while NVG was prevalent across the 40-79 years age range.IOP of the 82 affected eyes was stratified into five severity tiers:22-29 mm Hg(15 eyes,18.3%),30-39 mm Hg(14 eyes,17.1%),40-49 mm Hg(13 eyes,15.9%),50-59 mm Hg(20 eyes,24.4%),and≥60 mm Hg(20 eyes,24.4%).The overall mean IOP was 45.2±12.3 mm Hg,indicating a significant pathological elevation.Surgical intervention was required in 46.3%of cases,predominantly for NVG,lensinduced glaucoma,and traumatic glaucoma—conditions prone to rapid IOP elevation.The etiologies with the highest surgical intervention rates were malignant glaucoma,pigmentary glaucoma,lens-induced glaucoma,and NVG.In contrast,uveitic glaucoma cases were primarily managed with targeted anti-inflammatory therapy,which effectively controlled IOP in the early disease stages and potentially obviated the need for surgery.CONCLUSION:This study identifies NVG,traumatic glaucoma,uveitic glaucoma,and lens-induced glaucoma as the four leading etiologies of SG in Northwestern China.These findings emphasize the critical need for targeted prevention strategies and evidence-based health education programs among high-risk populations.Implementation of such initiatives will improve early detection,enable ophthalmologists to deliver timely therapeutic interventions,and ultimately reduce preventable vision loss in this region.
文摘State Administration for Market Regulation and National Standardization Administration of China have approved the following 48 mandatory national standards.
文摘As part of my master’s programme in resource use and environmental science at China Agricultural University,I had the privilege of joining a study trip to the Shiyang River Basin and its surrounding areas from 17 to 21 July 2025.This trip to Gansu Province was organised under the China-Africa Joint Centre for Agricultural Demonstration and Training in Arid Regions programme,an initiative aligned with President Xi Jinping’s call for deeper China-Africa cooperation.
文摘Objective:To assess prenatal Bisphenol A(BPA)exposure levels and explore their preliminary associations with maternal and fetal characteristics in a population from Northeastern Yunnan.Methods:A cross-sectional analysis was performed using data and urine samples from 70 pregnant women in their third trimester recruited at Qujing Central Hospital.Urinary BPA was measured by HPLC-MS/MS.Participants were stratified into high and low BPA exposure groups based on the median concentration.Results:BPA was detected in all samples(100%)with a median concentration of 2.41μg/L(IQR:0.68-4.96).The high BPA exposure group(≥2.41μg/L)had a significantly higher proportion of gestational diabetes mellitus(GDM)(42.9%vs.17.1%,p=0.021)and a lower median fetal birth weight(3250 g vs.3450 g,p=0.048)compared to the low exposure group.Conclusion:This pilot study reveals ubiquitous BPA exposure in pregnant women from Northeastern Yunnan.The observed preliminary associations with GDM and reduced fetal birth weight warrant further investigation in larger,longitudinal studies.
文摘The year 2025 marks both the 25th anniversary of the Forum on China-Africa Cooperation(FOCAC)and the first year of implementation of the outcomes of the 2024 FOCAC Beijing Summit.Throughout the year,China has supported Africa in addressing historical injustices at diplomatic and political levels and firmly backed South Africa in hosting the G20 Leaders’Summit,further deepening China-Africa strategic mutual trust.
文摘State Administration for Market Regulation and National Standardization Administration of China have approved the following 14 national guiding technical docoments for standardization.
基金Under the auspices of National Key Research and Development Program of China(No.2017YFA0604902,2024YFF1306802)Natural Science Foundation of Fujian Province(No.2022J01497)Open Project of the Strait Meteorology Laboratory(No.2025KF03)。
文摘China’s coastal regions,characterized by dense populations and industrial agglomeration,face escalating threats from typhoon disasters.Understanding the evolution of socio-economic exposure to future typhoon landfalls under global change is critical for effective disaster risk management.This study utilizes future typhoon track data simulated by the regional climate model version 4(RegCM4),combined with projected population and Gross Domestic Product(GDP)data for China’s coastal regions under three Shared Socioeconomic Pathways(SSPs:SSP1,sustainability;SSP2,middle of the road;SSP5,fossil-fueled development).We analyze typhoon impact zones for future periods(2030s,2050s,and 2090s)under Representative Concentration Pathways(RCPs:RCP2.6,RCP4.5,and RCP8.5,representing low,medium,and high greenhouse gas emission scenarios,respectively).Exposure levels for 2030,2050,and 2100 are calculated based on the annual average frequency of typhoon impacts during these periods,aiming to quantify the distribution characteristics of typhoon-affected population and GDP in China’s coastal regions.Key findings reveal two high-frequency typhoon im-pact zones:the Taiwan Strait region and the northern Qiongzhou Strait region.Furthermore,under RCP2.6,typhoon impacts may ex-tend to Liaoning,while RCP4.5 and RCP8.5 scenarios indicate potential impacts reaching further north to Heilongjiang.Under RCP4.5,Northeast China will experience the largest typhoon-affected area(43.800×10^(4) km^(2))by the 2030s.High population and GDP exposure concentrates in the Yangtze River Delta,the Pearl River Delta,and the Taiwan Strait coastal areas.Notably,Liaoning’s cumulative ex-posed population may exceed 0.100×10^(8) by 2030 and 2050 under RCP4.5 and RCP8.5 due to typhoon track migration.Given China’s location within the Western Pacific typhoon high-incidence region,the northward expansion of impacts will substantially escalate socio-economic exposure in mid-latitude regions previously at lower risk.These findings underscore the imperative for enhanced disaster pre-vention,mitigation strategies and targeted countermeasure research.
文摘State Administration for Market Regulation and National Standardization Administration of China have approved the following 261 voluntary national standards.
文摘State Administration for Market Regulation and National Standardization Administration of China have approved the following 80 national standards in foreign language version.
