In the context of China’s rapidly evolving capital market,the proliferation of listed companies has been a salient phenomenon.The quality of corporate governance has emerged as a pivotal factor in determining the suc...In the context of China’s rapidly evolving capital market,the proliferation of listed companies has been a salient phenomenon.The quality of corporate governance has emerged as a pivotal factor in determining the success or failure of these entities.Research by Balsmeier et al.(2022)indicates that the greater the independence of a listed company’s board of directors,the higher its innovation output(both in terms of quantity and quality of patents)^([1]).This finding suggests a strong correlation between the performance of a company and the independence of its board.The present study has selected listed companies on the A-share market of the Shanghai Stock Exchange in 2013 as the subjects of its research.A sample of 960 companies was initially obtained from the CSMAR database.Following a rigorous financial data screening,a final sample of 944 valid companies was retained for further analysis.展开更多
Additive manufacturing(AM),a key technology in the evolution of Industry 4.0,has revolutionized production processes by enabling the precise,layer-by-layer fabrication of complex and customized components,enhancing ef...Additive manufacturing(AM),a key technology in the evolution of Industry 4.0,has revolutionized production processes by enabling the precise,layer-by-layer fabrication of complex and customized components,enhancing efficiency and flexibility in smart manufacturing systems.However,one significant challenge hindering the acceptance of this technology is the limited print size,constrained by the machine’s small bed.To address this issue,a suitable polymer joining technique could be applied as a post-fabrication step.The present article examines findings on the Ultrasonic Welding(UW)of Material Extrusion(MEX)-3D printed parts made from commonly used thermoplastics,Acrylonitrile Butadiene Styrene(ABS)and Polylactic Acid(PLA).Key parameters in the process are identified and optimized through statistical methods,such as Design of Experiments(DOE),Taguchi,and Analysis of Variance(ANOVA).The findings showed that the material combination and the design of the energy directors had the greatest impact on the joint strength and elongation,leading to a joint efficiency increase of up to 174.52%.The research’s feasibility was additionally supported by applying the results to weld and fabricate a car’s rear wing and an agricultural drone,both of which demonstrated strong structural integrity.The proposed method is anticipated to increase acceptance of joining and welding techniques in the future,with UW showing significant potential for effectively joining 3D-printed parts and addressing the bed size limitations of 3D printers.展开更多
Enterprises are the primary entities responsible for the multi-governance of climate risks.Nevertheless,the obligations and duty performance systems for directors,as outlined in the new Company Law of the People’s Re...Enterprises are the primary entities responsible for the multi-governance of climate risks.Nevertheless,the obligations and duty performance systems for directors,as outlined in the new Company Law of the People’s Republic of China(the new Company Law),fall short of adequately addressing the internal demands necessary for effectively managing climate risks.Therefore,it is essential to enhance these systems by incorporating specific duties for directors related to climate issues.The accountability of directors for a company’s liability regarding damages caused by climate change is rooted in the evolving purpose of China’s Company Law,the directors’duty of diligence,and the practical demand for emission reduction.Pursuant to the directors’duties set forth by the Company Law,directors’climate responsibilities mainly include two aspects:diligence and loyalty.Diligence primarily involves the total or partial failure to consider and manage foreseeable significant climate risks.Loyalty pertains to the intentional neglect of significant climate-related risks or to decision-making that does not align with the principle of maximizing the company’s interests.To enforce directors’climate responsibilities,it is necessary to introduce provisions within the Company Law that address directors’duties to control climate risks and establish appropriate compensatory measures.Furthermore,developing evidence standards for directors’liability and overcoming the limitations associated with the objects of directors’fiduciary duties is crucial.In light of the“dual carbon”goals and the foreseeability of significant financial risks posed by climate change,directors are obliged to integrate climate change considerations into corporate strategy,supervision,and disclosure,thereby contributing to the restructure of the regulatory framework governing directors’responsibilities towards green and low-carbon transformation.展开更多
文摘In the context of China’s rapidly evolving capital market,the proliferation of listed companies has been a salient phenomenon.The quality of corporate governance has emerged as a pivotal factor in determining the success or failure of these entities.Research by Balsmeier et al.(2022)indicates that the greater the independence of a listed company’s board of directors,the higher its innovation output(both in terms of quantity and quality of patents)^([1]).This finding suggests a strong correlation between the performance of a company and the independence of its board.The present study has selected listed companies on the A-share market of the Shanghai Stock Exchange in 2013 as the subjects of its research.A sample of 960 companies was initially obtained from the CSMAR database.Following a rigorous financial data screening,a final sample of 944 valid companies was retained for further analysis.
文摘Additive manufacturing(AM),a key technology in the evolution of Industry 4.0,has revolutionized production processes by enabling the precise,layer-by-layer fabrication of complex and customized components,enhancing efficiency and flexibility in smart manufacturing systems.However,one significant challenge hindering the acceptance of this technology is the limited print size,constrained by the machine’s small bed.To address this issue,a suitable polymer joining technique could be applied as a post-fabrication step.The present article examines findings on the Ultrasonic Welding(UW)of Material Extrusion(MEX)-3D printed parts made from commonly used thermoplastics,Acrylonitrile Butadiene Styrene(ABS)and Polylactic Acid(PLA).Key parameters in the process are identified and optimized through statistical methods,such as Design of Experiments(DOE),Taguchi,and Analysis of Variance(ANOVA).The findings showed that the material combination and the design of the energy directors had the greatest impact on the joint strength and elongation,leading to a joint efficiency increase of up to 174.52%.The research’s feasibility was additionally supported by applying the results to weld and fabricate a car’s rear wing and an agricultural drone,both of which demonstrated strong structural integrity.The proposed method is anticipated to increase acceptance of joining and welding techniques in the future,with UW showing significant potential for effectively joining 3D-printed parts and addressing the bed size limitations of 3D printers.
基金funded by“Research on the Implementation and Compliance Mechanism of the Paris Agreement under the New Situation of International Climate Governance”(18SFB3047)a Young and Middle-aged Scholar Project of the Ministry of Justice.
文摘Enterprises are the primary entities responsible for the multi-governance of climate risks.Nevertheless,the obligations and duty performance systems for directors,as outlined in the new Company Law of the People’s Republic of China(the new Company Law),fall short of adequately addressing the internal demands necessary for effectively managing climate risks.Therefore,it is essential to enhance these systems by incorporating specific duties for directors related to climate issues.The accountability of directors for a company’s liability regarding damages caused by climate change is rooted in the evolving purpose of China’s Company Law,the directors’duty of diligence,and the practical demand for emission reduction.Pursuant to the directors’duties set forth by the Company Law,directors’climate responsibilities mainly include two aspects:diligence and loyalty.Diligence primarily involves the total or partial failure to consider and manage foreseeable significant climate risks.Loyalty pertains to the intentional neglect of significant climate-related risks or to decision-making that does not align with the principle of maximizing the company’s interests.To enforce directors’climate responsibilities,it is necessary to introduce provisions within the Company Law that address directors’duties to control climate risks and establish appropriate compensatory measures.Furthermore,developing evidence standards for directors’liability and overcoming the limitations associated with the objects of directors’fiduciary duties is crucial.In light of the“dual carbon”goals and the foreseeability of significant financial risks posed by climate change,directors are obliged to integrate climate change considerations into corporate strategy,supervision,and disclosure,thereby contributing to the restructure of the regulatory framework governing directors’responsibilities towards green and low-carbon transformation.
