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日媒:在气候变化论文方面,中国超越美国
Huan Qiu Wang Zi Xun· 2025-08-22 22:46
在体现论文质量的"被引用次数"排名中,中国的增长同样显著。在2004年-2024年发表的论文中,通过 对每年被引用数排名前1000的论文数量进行统计后发现,中国在2022年已超越美国,位居榜首。 东京大学气候变化专家江守正多教授表示,"中国的研究实力在各个领域都在提升,在气候变化研究方 面的存在感也将进一步提升。" 中国在联合国政府间气候变化专门委员会(IPCC)中的作用也日益重要。例如,中国人被选为IPCC中 负责科学评估全球变暖依据的第一工作组联合主席。(方晴译) 按论文作者所属研究机构的国家进行统计,2023年中国研究机构发表的论文约为1.4万篇,超过了在近 30年里一直位居首位的美国(约1.3万篇)。2024年,全球发表的论文约为7.7万篇,其中中国发表的论 文约1.7万篇,占全球总量的20%;美国发表的论文略多于1.4万篇,与中国的差距进一步拉大。 日本经济产业省等机构的统计显示,截至2024年第四季度,中国企业的纯电动汽车(EV)销量份额占 全球的55%,位居首位。在欧洲和亚洲市场的销量正稳步增长。 中国的太阳能和风能发电也增长显著。2023年,中国国内太阳能和风能发电的装机容量占比达到50%, ...
石破茂倡导建立“印度洋-非洲新经济圈”;第9届非洲开发会议开幕
日经中文网· 2025-08-20 08:44
Core Viewpoint - The Japanese Prime Minister Shigeru Ishiba proposed the "Indian Ocean-Africa Economic Zone Initiative" aimed at establishing a logistics network connecting Africa and the Indian Ocean, enhancing regional connectivity and creating a free and fair economic zone [2][4]. Group 1: Economic Cooperation and Development - The 9th Tokyo International Conference on African Development (TICAD9) is attended by over 40 African heads of state, with a focus on transitioning from aid to investment in response to Africa's evolving needs [4][8]. - Ishiba emphasized the importance of expanding free trade to enhance regional connectivity, promote trade and investment, and achieve further growth [4][5]. - Japan aims to integrate Africa's vitality into its own development, recognizing Africa as a "growth center" due to its rich natural resources and population growth [5]. Group 2: Investment and Technology - Japan plans to invest in infrastructure, resource energy, and IT sectors in Africa, addressing social issues and creating job opportunities for the youth [5]. - The Japanese government intends to support the development of digital fields, including AI, by collaborating with African universities to train 30,000 AI professionals over three years [5]. Group 3: Strategic Importance of Africa - The conference highlights Japan's strategic focus on Africa, particularly in light of China's increasing influence and the need for transparent development cooperation [6][10]. - Africa is viewed as a key region for economic security, with significant reserves of rare metals and rare earth elements essential for electric vehicles and electronic devices [10].
中国经济低迷明显
日经中文网· 2025-08-18 02:34
Core Viewpoint - The article highlights a significant downturn in China's economy, marked by a decline in consumer and housing loans, as well as a reduction in retail sales, indicating a shift in borrowing behavior and consumer confidence [2][4][6]. Group 1: Economic Indicators - In July, the total amount of new loans from banks was lower than the repayment amounts for the first time since July 2005, indicating a reversal in borrowing trends [2][6]. - The retail sales of consumer goods decreased for two consecutive months, with a 0.14% decline in July compared to the previous month, marking the first such decline since late 2022 [4][6]. - The year-on-year growth of retail sales in July was 3.7%, which is a slowdown compared to previous months [4]. Group 2: Consumer Behavior - There is a notable decline in consumer loans and housing loans, reflecting a cautious approach from households amid economic uncertainty [2][6]. - The restaurant sector, which accounts for 10% of retail sales, only saw a 1.1% growth in July, down from over 5% earlier in the year, indicating a shift towards frugality among consumers [4][6]. Group 3: Government Response - The government announced measures to stimulate household borrowing and consumption, including interest subsidies for loans on purchases below 50,000 yuan starting in September [6][7]. - Major state-owned banks, such as Bank of China and Industrial and Commercial Bank of China, have expressed support for these new policies [6]. Group 4: Employment and Economic Outlook - The unemployment insurance fund expenditures increased by 27% in the first half of the year, reflecting worsening employment conditions, particularly among young people [7]. - Concerns about job security are leading households to tighten their budgets, which may hinder the effectiveness of government stimulus measures [7].
福特依赖中国技术,美国EV逆风来袭
3 6 Ke· 2025-08-13 05:32
Core Viewpoint - The American automotive industry is at a crossroads, facing challenges from Chinese companies and global emerging players, as expressed by Ford CEO Jim Farley [2] Group 1: Ford's Strategy and Investments - Ford announced plans to adopt Chinese battery technology to develop electric vehicles (EVs) priced at $30,000, amid a challenging market environment due to policy shifts under the Trump administration [2] - The company has experienced three consecutive years of losses in its large vehicle EV business and is making comprehensive adjustments to its new low-cost EV platform, with a total investment of $5 billion for new vehicle development and battery factory construction [2] - Ford will invest $3 billion in a factory in Michigan to produce low-cost lithium iron phosphate (LFP) batteries with support from Chinese battery giant CATL, which are approximately 30% cheaper than cobalt-based batteries [3] Group 2: Market Dynamics and Policy Impact - The Biden administration aimed to cultivate the EV industry in the U.S. with a target of 50% EV sales by 2030, but the Trump administration's policies have led to a contraction in the EV market [4][5] - Major automotive companies are adjusting their EV strategies in the U.S., with some halting or delaying EV development due to market conditions and policy changes [6] - The market for hybrid vehicles (HV) is growing, with HV sales projected to exceed EV sales in early 2025, presenting a favorable scenario for Japanese companies lagging in EV development [5][6] Group 3: Challenges for Japanese Automakers - Japanese automakers are facing challenges due to U.S. tariffs affecting the import of key components for HVs, prompting them to consider localizing production to avoid tariffs [7]
福特依赖中国技术,美国EV逆风来袭
日经中文网· 2025-08-13 02:54
Core Viewpoint - The American automotive industry is at a crossroads, facing challenges from Chinese companies and global emerging players, as expressed by Ford CEO Jim Farley [2] Group 1: Ford's Strategy and Financials - Ford has reported continuous losses in its EV business for three years, prompting a comprehensive redesign of its new low-cost EV platform, with a planned investment of $5 billion for new vehicle development and battery factory construction [4] - The company plans to invest $3 billion in a factory in Michigan to produce low-cost lithium iron phosphate (LFP) batteries, which are approximately 30% cheaper than cobalt-based batteries [5] - Ford's strategy includes reducing the development and production of large EVs, potentially shifting some production to Europe and other regions [5] Group 2: Market Dynamics and Policy Changes - The Biden administration aimed to boost the EV industry in the U.S. with a target of 50% EV sales by 2030, but the Trump administration's policies have reversed this direction, leading to a contraction in the U.S. EV market [6] - The market share of EVs in new car sales is projected to remain low, with only about 8% expected in 2024, while hybrid vehicles (HV) are gaining traction, accounting for approximately 14% of new car sales in early 2025 [8] - Major automakers, including Toyota, Honda, and General Motors, are adjusting their EV strategies in response to market conditions and policy changes, with some halting or delaying EV projects [7] Group 3: Competitive Landscape - Chinese companies, particularly CATL, are gaining a competitive edge in battery technology, which is crucial for reducing EV costs [5] - The shift in U.S. automotive policy is prompting Japanese automakers to reconsider their supply chains and production strategies to avoid tariffs and align with new regulations [8]
美国财长贝森特专访:中国是一个新的存在
日经中文网· 2025-08-11 03:04
Core Viewpoint - The U.S. Treasury Secretary, Bessent, emphasizes that China is both the largest economic and military competitor to the U.S., differing fundamentally in economic policies aimed at job creation compared to Western and Asian democratic nations [2][12][13]. Group 1: Economic Policies - The Trump administration's economic policies are built on three pillars: tax reform, trade, and deregulation, with the "Big and Beautiful Act" (OBBB) being passed at record speed [4]. - The trade policy shift towards tariffs aims to rebalance international payments, as the U.S. has lost many manufacturing jobs and production bases to overseas locations [5][12]. - The U.S. is a proponent of free trade, and the goal of changing trade policies is to bring manufacturing jobs back to the U.S. and promote fair trade [5][12]. Group 2: Trade Relations - If progress is made in reducing trade deficits, there is a possibility of reducing or eliminating reciprocal tariffs over time [6]. - The U.S. and Japan have agreed to reduce Japanese auto tariffs from 27.5% to 15%, with implementation expected to take around 50 days [8][9]. - Economic security is viewed as synonymous with national security, and the U.S.-Japan trade and investment agreement is seen as a central axis for economic growth and security for both nations [11]. Group 3: International Imbalances - China is identified as the primary cause of international economic imbalances, with many of its products sold below production costs due to significant government support [12]. - The U.S. Treasury Secretary expresses concerns about China's increasing production capacity, particularly in the context of the COVID-19 pandemic [14]. - The U.S. aims to address the issue of international imbalances, which may take years to resolve, depending on each country's situation [7]. Group 4: Currency and Monetary Policy - The concept of a "strong dollar" is defined not by nominal exchange rates but by maintaining the dollar's status as the world's reserve currency through sound economic policies [17]. - The OBBB Act aims to attract foreign capital and make the U.S. the most attractive place for investment, which includes both securities and direct investments in manufacturing [18]. - The next Federal Reserve Chair must be capable of gaining market trust and analyzing complex economic data, with a focus on maintaining the independence of monetary policy [19].
EV和AI会引发环境问题?
日经中文网· 2025-08-03 00:33
Core Viewpoint - The article discusses the potential environmental impact of overproducing electric vehicles (EVs), suggesting that it may lead to increased pollution, particularly in emerging markets like China and India [2][6]. Group 1: Electric Vehicles and Pollution - A report predicts that by 2030, sulfur dioxide emissions in China will increase by 79% and in India by 19% if EV production is ramped up, compared to a scenario where production remains stable [6]. - The International Energy Agency (IEA) states that to achieve net-zero carbon emissions by 2050, the annual sales of EVs need to increase to 70 million by 2030, which is seven times the sales in 2022 [6]. - The production of EV batteries, particularly those using nickel, may lead to higher sulfur dioxide emissions, despite EVs not emitting these pollutants during operation [6][9]. Group 2: Historical Context of Pollution - Historical examples of pollution caused by industrial innovations include the London Smog in 1952 and Minamata disease in Japan, highlighting the long-standing issue of environmental damage linked to technological advancements [7]. - The World Health Organization (WHO) indicates that prolonged exposure to high concentrations of sulfur dioxide can worsen asthma and lead to cardiovascular diseases [7]. Group 3: Broader Technological Impacts - The rise of artificial intelligence (AI) technologies also poses environmental challenges, as data centers require significant electricity, which can lead to nitrogen oxide emissions if powered by fossil fuels [8]. - Research shows that the development of high-performance AI models can generate substantial air pollutants, with one study estimating that the development of Meta's Llama 3.1 model produced 1.5 tons of PM2.5 and 13.5 tons of nitrogen oxides [9].
三菱汽车结束在中国的发动机生产
日经中文网· 2025-07-25 05:43
Core Viewpoint - Mitsubishi Motors is completely withdrawing from automotive-related production in China, ending its engine production and joint venture with local enterprises due to the rise of electric vehicles (EVs) and declining demand for internal combustion engine vehicles [1][2]. Group 1: Mitsubishi's Operations in China - Mitsubishi Motors announced the cessation of engine production in China, dissolving its joint venture established with local companies [1]. - The company had already ceased vehicle production in China in March 2023 and stopped selling new cars, although it continues to provide after-sales service for sold vehicles [2]. Group 2: Market Trends and Challenges - The demand for internal combustion engine vehicles is decreasing in China, while sales of EVs and plug-in hybrid vehicles (PHVs) are on the rise [2]. - According to the International Energy Agency (IEA), the sales of pure electric vehicles in China are expected to increase by 20% in 2024 compared to the previous year, with EVs and PHVs accounting for nearly 50% of new car sales [2]. - Japanese automakers, traditionally strong in the engine vehicle sector, are facing challenges as companies like BYD rise in the EV market [2].
比亚迪墨西哥建厂计划搁浅
日经中文网· 2025-07-03 06:24
Core Viewpoint - BYD plans to build a new factory in Mexico to employ 10,000 people, but the project faces significant challenges due to political pressures and trade negotiations between Mexico and the U.S. [1][2] Group 1: Factory Plans and Challenges - BYD's new factory in Mexico was initially intended to be a major production base for the company, but the Mexican government has rejected the proposal due to pressure from the U.S. government [1][2] - The construction costs of the new factory are expected to be similar to those of BYD's recently launched factory in Brazil [1] - The Mexican government is cautious about appearing to welcome Chinese companies, as it could negatively impact ongoing trade negotiations with the U.S. [2] Group 2: Sales Performance in Mexico - BYD's sales in Mexico have surged, with approximately 40,000 units sold in 2024, marking a nearly 100-fold increase from the previous year [3] - The company is gaining market share from major automotive manufacturers from Japan, the U.S., and Europe amid rising new car prices in Mexico [3] - BYD aims to double its sales in Mexico to around 80,000 units by 2025, further expanding its presence in the Central and South American markets [3]
九州“新硅岛”成形中:半导体园区投资盘点
日经中文网· 2025-07-02 02:51
Group 1 - TSMC's second factory in Kumamoto is expected to begin construction in the second half of 2025, with local municipalities actively promoting industrial park development [1][3] - The total area of industrial parks planned around TSMC's factories is approximately 2 million square meters, which is nine times the size of TSMC's first factory [1][5] - The local government anticipates significant tax revenue increases, potentially allowing Kumamoto to become a "non-delivery group" that does not require national subsidies [3] Group 2 - The new industrial park in Kikuyō Town will cover about 240,000 square meters and is set to start selling plots in 2031, with around 30 supply chain companies expected to gather in the area [3][4] - The construction of industrial parks is seen as a crucial step for regional economic development, with local leaders emphasizing the need for proactive administration to boost tax revenues [4] - Challenges such as balancing agricultural needs and addressing traffic congestion and groundwater protection issues have been highlighted amid the rapid industrial park development [5]