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吉电股份跌2.01%,成交额3.19亿元,主力资金净流出249.18万元
Xin Lang Cai Jing· 2025-09-16 02:53
Core Viewpoint - Jilin Electric Power Co., Ltd. (吉电股份) has experienced fluctuations in stock price and trading volume, with a year-to-date increase of 11.56% as of September 16, 2023, despite a recent decline of 2.01% in share price [1][2]. Company Overview - Jilin Electric Power Co., Ltd. was established on November 20, 1997, and listed on September 26, 2002. The company is based in Changchun, Jilin Province, and its main business includes power generation (wind, solar, hydro, thermal, distributed energy, gas, biomass, nuclear), heating (residential and industrial), comprehensive smart energy supply, clean energy investment and development, power plant maintenance, technology project research and development, and power distribution [2]. - The revenue composition of the company is as follows: coal power products 33.67%, photovoltaic products 29.55%, wind power products 23.40%, heating products 10.86%, and operation and maintenance and others 2.52% [2]. Stock Performance - As of September 16, 2023, Jilin Electric's stock price was reported at 5.85 CNY per share, with a total market capitalization of 21.22 billion CNY. The trading volume was 319 million CNY, with a turnover rate of 1.61% [1]. - The stock has shown positive performance over various time frames: 4.09% increase over the last 5 trading days, 10.80% over the last 20 days, and 15.84% over the last 60 days [2]. Financial Performance - For the first half of 2025, Jilin Electric reported a revenue of 6.569 billion CNY, a year-on-year decrease of 4.63%. The net profit attributable to shareholders was 726 million CNY, down 33.72% year-on-year [2]. - The company has distributed a total of 969 million CNY in dividends since its A-share listing, with 764 million CNY distributed over the last three years [3]. Shareholder Information - As of September 10, 2023, the number of shareholders for Jilin Electric was 160,100, an increase of 1.70% from the previous period. The average circulating shares per person decreased by 1.67% to 20,876 shares [2]. - Notable changes in institutional holdings include the exit of several ETFs from the top ten circulating shareholders as of June 30, 2025 [3].
广东建工涨2.14%,成交额9651.20万元,主力资金净流入629.55万元
Xin Lang Zheng Quan· 2025-09-15 06:07
Group 1 - Guangdong Construction's stock price increased by 2.14% on September 15, reaching 3.81 CNY per share, with a trading volume of 96.51 million CNY and a turnover rate of 1.64%, resulting in a total market capitalization of 14.304 billion CNY [1] - Year-to-date, Guangdong Construction's stock price has risen by 8.24%, with a 3.53% increase over the last five trading days, a 4.38% increase over the last 20 days, and an 11.08% increase over the last 60 days [1] - The company's main business segments include municipal engineering (38.34%), housing construction (21.10%), and hydropower (19.84%), among others [1] Group 2 - As of August 20, the number of shareholders for Guangdong Construction was 75,700, a decrease of 2.92% from the previous period, with an average of 20,653 circulating shares per shareholder, an increase of 3.01% [2] - For the first half of 2025, Guangdong Construction reported a revenue of 29.312 billion CNY, a year-on-year increase of 10.64%, while the net profit attributable to shareholders decreased by 23.44% to 350 million CNY [2] Group 3 - Since its A-share listing, Guangdong Construction has distributed a total of 2.184 billion CNY in dividends, with 1.617 billion CNY distributed in the last three years [3] - As of June 30, 2025, Hong Kong Central Clearing Limited was the third-largest circulating shareholder, holding 27.5196 million shares, a decrease of 391,500 shares from the previous period [3]
吉电股份涨2.09%,成交额2.30亿元,主力资金净流入109.45万元
Xin Lang Cai Jing· 2025-09-15 02:37
Core Viewpoint - Jilin Electric Power Co., Ltd. (吉电股份) has shown a positive stock performance with a year-to-date increase of 11.94% and a recent rise of 2.09% in the last five trading days, reflecting investor interest and market activity [1][2]. Company Overview - Jilin Electric Power Co., Ltd. was established on November 20, 1997, and listed on September 26, 2002. The company is based in Changchun, Jilin Province, and its main business includes power generation (wind, solar, hydro, thermal, distributed energy, gas, biomass, nuclear), heating (residential and industrial), integrated smart energy supply, clean energy investment and development, power plant maintenance, technology project research and development, and power distribution [1]. - The revenue composition of the company is as follows: coal power products 33.67%, photovoltaic products 29.55%, wind power products 23.40%, heating products 10.86%, and operation and maintenance and others 2.52% [1]. Financial Performance - For the first half of 2025, Jilin Electric Power Co., Ltd. reported a revenue of 6.569 billion yuan, a year-on-year decrease of 4.63%, and a net profit attributable to shareholders of 726 million yuan, down 33.72% year-on-year [2]. - The company has distributed a total of 969 million yuan in dividends since its A-share listing, with 764 million yuan distributed in the last three years [3]. Shareholder Information - As of September 10, 2025, the number of shareholders of Jilin Electric Power Co., Ltd. was 160,100, an increase of 1.70% from the previous period. The average circulating shares per person decreased by 1.67% to 20,876 shares [2]. - Notable changes in institutional holdings include the exit of several ETFs from the top ten circulating shareholders as of June 30, 2025 [3].
涪陵电力跌2.03%,成交额1.68亿元,主力资金净流出5353.83万元
Xin Lang Cai Jing· 2025-09-12 03:21
Core Viewpoint - Fuling Power's stock has experienced fluctuations, with a recent decline of 2.03% and a year-to-date drop of 3.56%, indicating potential challenges in the market [1][2]. Company Overview - Fuling Power, established on December 29, 1999, and listed on March 3, 2004, is located in Fuling District, Chongqing. The company primarily engages in electricity supply and energy-saving services, with revenue composition of 63.74% from electricity sales and installation, and 36.18% from energy-saving services [1]. Financial Performance - For the first half of 2025, Fuling Power reported a revenue of 1.416 billion yuan, a year-on-year decrease of 3.86%, and a net profit attributable to shareholders of 167 million yuan, down 14.95% compared to the previous year [2]. - Cumulatively, the company has distributed 1.102 billion yuan in dividends since its A-share listing, with 485 million yuan distributed over the last three years [3]. Shareholder Information - As of June 30, 2025, Fuling Power had 46,500 shareholders, an increase of 37.40% from the previous period, with an average of 33,014 circulating shares per shareholder, a decrease of 27.22% [2]. - The top ten circulating shareholders include Hong Kong Central Clearing Limited, holding 11.6681 million shares, a reduction of 3.5288 million shares from the previous period, and Southern CSI 1000 ETF, a new entrant holding 8.5287 million shares [3]. Market Activity - On September 12, Fuling Power's stock price was 10.16 yuan per share, with a trading volume of 168 million yuan and a turnover rate of 1.07%. The total market capitalization stood at 15.611 billion yuan [1]. - The stock has shown mixed performance over various time frames, with a 0.59% increase over the last five trading days, a 16.86% decrease over the last 20 days, and a 10.55% increase over the last 60 days [1]. Industry Context - Fuling Power operates within the public utility sector, specifically in electricity and comprehensive energy services, and is associated with concepts such as state-owned enterprise reform, western development, energy conservation, mid-cap stocks, and the electricity IoT [1].
涪陵电力跌2.07%,成交额2.16亿元,主力资金净流入225.62万元
Xin Lang Cai Jing· 2025-09-10 06:39
Core Viewpoint - Fuling Power's stock price has experienced fluctuations, with a recent decline of 2.07% and a total market capitalization of 15.965 billion yuan, indicating a challenging market environment for the company [1] Group 1: Stock Performance - As of September 10, Fuling Power's stock price was 10.39 yuan per share, with a trading volume of 216 million yuan and a turnover rate of 1.32% [1] - Year-to-date, the stock price has decreased by 1.38%, while it has increased by 3.90% over the last five trading days [1] - Over the past 20 days, the stock has declined by 11.87%, but it has risen by 11.66% over the last 60 days [1] Group 2: Financial Performance - For the first half of 2025, Fuling Power reported a revenue of 1.416 billion yuan, a year-on-year decrease of 3.86%, and a net profit attributable to shareholders of 167 million yuan, down 14.95% year-on-year [2] - The company has distributed a total of 1.102 billion yuan in dividends since its A-share listing, with 485 million yuan distributed over the past three years [2] Group 3: Shareholder Information - As of June 30, 2025, Fuling Power had 46,500 shareholders, an increase of 37.40% from the previous period, with an average of 33,014 circulating shares per shareholder, a decrease of 27.22% [2] - The top ten circulating shareholders include Hong Kong Central Clearing Limited, which holds 11.6681 million shares, a decrease of 3.5288 million shares from the previous period [2]
广安爱众跌2.05%,成交额3527.78万元,主力资金净流出454.66万元
Xin Lang Cai Jing· 2025-09-05 02:14
Core Viewpoint - Guang'an Aizhong's stock price has shown a decline recently, with a notable drop in trading volume and net outflow of funds, indicating potential investor concerns about the company's performance and market position [1][2]. Group 1: Stock Performance - As of September 5, Guang'an Aizhong's stock price decreased by 2.05%, trading at 4.77 CNY per share, with a total market capitalization of 6.018 billion CNY [1]. - Year-to-date, the stock price has increased by 4.54%, but it has experienced a decline of 9.32% over the last five trading days, 4.22% over the last 20 days, and 7.61% over the last 60 days [2]. Group 2: Financial Performance - For the first half of 2025, Guang'an Aizhong reported a revenue of 1.439 billion CNY, a year-on-year decrease of 0.32%, and a net profit attributable to shareholders of 77.6937 million CNY, down 35.67% year-on-year [3]. - The company has distributed a total of 693 million CNY in dividends since its A-share listing, with 202 million CNY distributed over the last three years [4]. Group 3: Shareholder and Market Activity - As of August 20, the number of shareholders for Guang'an Aizhong was 79,600, a decrease of 3.32% from the previous period, with an average of 15,484 circulating shares per shareholder, an increase of 3.43% [3]. - The company has appeared on the "Dragon and Tiger List" once this year, with a net buy of -28.1428 million CNY on February 10, indicating significant selling pressure [2].
南网储能涨2.15%,成交额1.30亿元,主力资金净流入303.01万元
Xin Lang Zheng Quan· 2025-08-25 03:49
Core Viewpoint - The stock of Southern Power Grid Energy has shown a positive trend with a 3.95% increase year-to-date and a market capitalization of 33.398 billion yuan as of August 25 [1] Financial Performance - For the period from January to March 2025, Southern Power Grid Energy reported a revenue of 1.557 billion yuan, representing a year-on-year growth of 17.52% [2] - The net profit attributable to the parent company for the same period was 374 million yuan, reflecting a year-on-year increase of 31.10% [2] Stock Market Activity - As of August 25, the stock price was 10.45 yuan per share, with a trading volume of 130 million yuan and a turnover rate of 1.14% [1] - The stock has seen a net inflow of 3.0301 million yuan from main funds, with significant buying and selling activities recorded [1] Business Overview - Southern Power Grid Energy, established on December 29, 1997, and listed on June 15, 2004, is primarily engaged in pumped storage, peak regulation hydropower, and independent energy storage business [1] - The revenue composition includes pumped storage (67.16%), peak regulation hydropower (26.47%), battery storage (4.50%), and other services (1.45%) [1] Shareholder Information - As of March 31, the number of shareholders increased to 43,600, with an average of 25,454 circulating shares per shareholder, a decrease of 2.43% from the previous period [2] Dividend Distribution - Since its A-share listing, Southern Power Grid Energy has distributed a total of 1.456 billion yuan in dividends, with 763 million yuan distributed over the last three years [3]
8月22日早间重要公告一览
Xi Niu Cai Jing· 2025-08-22 05:23
Group 1: China Petroleum & Chemical Corporation (Sinopec) - The company plans to repurchase shares worth between 500 million to 1 billion yuan using its own funds and special loans, with a maximum repurchase price of 8.72 yuan per share [1] - The estimated number of shares to be repurchased is between approximately 57.34 million to 114.68 million shares, representing 0.05% to 0.09% of the total share capital [1] - The repurchased shares will be fully canceled, reducing the registered capital, and the repurchase period will not exceed three months from the board's approval [1] Group 2: Zhenzhitong (True Vision) - The controlling shareholder plans to reduce its stake by 3%, selling 6.2928 million shares from September 15, 2025, to December 14, 2025 [3] - The company specializes in multimedia video system construction and data center system services [3] Group 3: Junya Technology - The company reported a net profit of 38.13 million yuan for the first half of 2025, recovering from a loss of 16.34 million yuan in the same period last year [4] - Revenue for the first half of 2025 reached 1.264 billion yuan, a year-on-year increase of 13.54% [4] - The basic earnings per share were 0.12 yuan [4] Group 4: Highling Information - The company reported a net loss of 33.07 million yuan for the first half of 2025, compared to a loss of 22.50 million yuan in the same period last year [5] - Revenue for the first half of 2025 was 95.20 million yuan, a year-on-year increase of 15.55% [5] - The basic loss per share was 0.26 yuan [5] Group 5: Laisentongling - The company achieved a net profit of 60.61 million yuan in the first half of 2025, turning around from a loss in the previous year [6] - Revenue increased by 37.00% year-on-year, reaching 870 million yuan [6] - The basic earnings per share were 0.18 yuan [6] Group 6: Kanglong Huacheng - The company reported a net profit of 701 million yuan for the first half of 2025, a decrease of 37% year-on-year [9] - Revenue was 6.441 billion yuan, reflecting a year-on-year growth of 14.93% [9] - The basic earnings per share were 0.3984 yuan [9] Group 7: Ganeng Co., Ltd. - The company reported a net profit of 438 million yuan for the first half of 2025, a year-on-year increase of 29.39% [10] - Revenue decreased by 1.53% to 3.031 billion yuan [10] - The basic earnings per share were 0.45 yuan [10] Group 8: Jidian Co., Ltd. - The company reported a net profit of 726 million yuan for the first half of 2025, a decrease of 33.72% year-on-year [11] - Revenue was 6.569 billion yuan, down 4.63% from the previous year [11] - The company plans to distribute a cash dividend of 0.20 yuan per 10 shares [11] Group 9: Yunmei Energy - The company reported a net loss of 163 million yuan for the first half of 2025, compared to a loss of 233 million yuan in the same period last year [13] - Revenue was 2.568 billion yuan, a year-on-year decrease of 28.14% [13] - The basic loss per share was 0.15 yuan [13] Group 10: Yiwang Co., Ltd. - The company reported a net profit of 104 million yuan for the first half of 2025, a decrease of 8.33% year-on-year [15] - Revenue was 2.972 billion yuan, down 0.87% from the previous year [15] - The company plans to distribute a cash dividend of 0.15 yuan per 10 shares [15] Group 11: Aerospace Power - The company reported a net loss of 731 million yuan for the first half of 2025, compared to a loss of 569 million yuan in the same period last year [17] - Revenue was 328 million yuan, a year-on-year decrease of 12.88% [17] - The basic loss per share was 0.12 yuan [17] Group 12: Dongbei Group - The company reported a net profit of 682 million yuan for the first half of 2025, a decrease of 31.60% year-on-year [18] - Revenue was 3.187 billion yuan, reflecting a year-on-year increase of 4.05% [18] - The basic earnings per share were 0.1102 yuan [18] Group 13: Artis - The company reported a net profit of 731 million yuan for the first half of 2025, a decrease of 41.01% year-on-year [19] - Revenue was 21.052 billion yuan, down 4.13% from the previous year [19] - The basic earnings per share were 0.20 yuan [19] Group 14: Taihe Intelligent - The company reported a net profit of 10.58 million yuan for the first half of 2025, a year-on-year increase of 61.24% [20] - Revenue was 249 million yuan, reflecting a year-on-year growth of 10.92% [20] - The basic earnings per share were 0.06 yuan [20] Group 15: Fusa Technology - The company reported a net profit of 63.30 million yuan for the first half of 2025, a year-on-year increase of 36.40% [21] - Revenue was 820 million yuan, reflecting a year-on-year growth of 35.41% [21] - The company plans to distribute a cash dividend of 1.20 yuan per 10 shares [21] Group 16: iFlytek - The company reported a net loss of 239 million yuan for the first half of 2025, compared to a loss of 401 million yuan in the same period last year [22] - Revenue was 10.911 billion yuan, a year-on-year increase of 17.01% [22] - The basic loss per share was 0.1034 yuan [22] Group 17: Guomai Technology - The company reported a net profit of 151 million yuan for the first half of 2025, a year-on-year increase of 94.39% [22] - Revenue was 250 million yuan, reflecting a year-on-year growth of 11.78% [22] - The company plans to distribute a cash dividend of 0.40 yuan per 10 shares [22] Group 18: EVE Energy - The company reported a net profit of 1.605 billion yuan for the first half of 2025, a year-on-year decrease of 24.90% [23] - Revenue was 28.169 billion yuan, reflecting a year-on-year growth of 30.06% [23] - The company plans to distribute a cash dividend of 2.45 yuan per 10 shares [23] Group 19: Guomai Technology (Share Buyback) - The company plans to sell all repurchased shares totaling 15.5367 million shares, representing 1.54% of the total share capital [23] - The purpose of the sale is to concentrate resources on developing the main business and promoting mergers and acquisitions [23] Group 20: EVE Energy (Equity Transfer) - The company plans to transfer 49% of its stake in Qinghai Chaidamu Xinghua Lithium Salt Co., Ltd. for 600 million yuan [23] - After the transfer, the company will no longer hold any equity in Xinghua Lithium Salt [23] Group 21: Yongtaiyun - The company has received acceptance from the Shenzhen Stock Exchange for its application to issue shares to specific objects [24] - The application is subject to review and approval by the China Securities Regulatory Commission [24]
8月7日晚间重要公告一览
Xi Niu Cai Jing· 2025-08-07 10:19
Group 1 - Hewei Electric achieved a net profit of 243 million yuan in the first half of 2025, a year-on-year increase of 56.79% [1] - The company reported a revenue of 1.884 billion yuan, representing a year-on-year growth of 36.39% [1] - Hewei Electric specializes in the sales of wind power converters and photovoltaic inverters, along with related services [1] Group 2 - Jidian Co. received approval for a 1507.93 MW wind power project, increasing its approved project capacity to 1607.93 MW, over 10% of last year's total installed capacity [2] - The company focuses on the research, production, and sales of thermal power, hydropower, and renewable energy [2] Group 3 - Nanya New Materials reported a net profit of 87.19 million yuan in the first half of 2025, a year-on-year increase of 57.69% [2] - The company achieved a revenue of 2.305 billion yuan, reflecting a year-on-year growth of 43.06% [2] - Nanya specializes in the design, research, production, and sales of copper-clad laminates and bonding sheets [2] Group 4 - Rongzhi Rixin reported a net profit of 14.24 million yuan in the first half of 2025, a significant year-on-year increase of 2063.42% [2] - The company achieved a revenue of 256 million yuan, representing a year-on-year growth of 16.55% [2] - Rongzhi Rixin provides intelligent operation and maintenance solutions for industrial equipment [3] Group 5 - Jiasheng Group reported a net profit of 142 million yuan in the first half of 2025, a year-on-year decrease of 14.46% [4] - The company achieved a revenue of 1.171 billion yuan, showing a slight year-on-year growth of 0.19% [4] - Jiasheng specializes in the production and manufacturing of knitted sportswear [4] Group 6 - Lidong Group's subsidiary received project approvals for aluminum alloy wheels from international automotive manufacturers, with expected sales of approximately 1.643 billion yuan over the project duration [5][6] - The company focuses on the research, manufacturing, and sales of aluminum alloys and related products [6] Group 7 - Jianglong Shipbuilding won a bid for a 78.55 million yuan infrastructure project in the marine economic development zone [7] - The project has a duration of 540 days and involves the design, research, production, and sales of various types of boats [7] Group 8 - Liyuan Information reported a net profit of 96.13 million yuan in the first half of 2025, a year-on-year increase of 65.79% [31] - The company achieved a revenue of 4.034 billion yuan, reflecting a year-on-year growth of 17.46% [31] - Liyuan specializes in the distribution of electronic components and the development of smart grid products [31] Group 9 - Baijie Shenzhou reported a net profit of 450 million yuan in the first half of 2025, reversing a loss of 287.7 million yuan from the previous year [32] - The company achieved total revenue of 17.518 billion yuan, a year-on-year increase of 46% [32] - Baijie Shenzhou focuses on the research, development, production, and commercialization of innovative drugs [32] Group 10 - Xianhe Co. plans to invest 11 billion yuan in a new integrated high-performance paper-based material project [34] - The project will include the construction of production lines for bamboo pulp and high-performance paper-based materials [34] Group 11 - Zhongchuan Technology's subsidiary plans to invest approximately 5.712 billion yuan in a 1.3 million kilowatt wind power project [35] - The company specializes in wind turbine manufacturing and related engineering services [35] Group 12 - Source Technology received a purchase order worth 1.415 billion yuan for high-power laser chips [20] - The company focuses on the research, design, production, and sales of optical chips [21]
8月4日早间重要公告一览
Xi Niu Cai Jing· 2025-08-04 09:53
Group 1 - Gao Ling Information announced that three shareholders plan to reduce their holdings by a total of up to 2.42% of the company's shares due to personal funding needs [1] - The shareholders include Zhuhai Hengqin New Area Zixiao Investment Partnership, Zhuhai Hengqin New Area Qucheng Investment Partnership, and Zhuhai Huajin Lingyue Intelligent Manufacturing Industry Investment Fund [1] - Gao Ling Information specializes in the R&D, production, and sales of telecommunications network communication equipment, environmental IoT application products, and network and information security products [1] Group 2 - Anglikang has only one innovative drug project under research, ALK-N001, which is currently in Phase I clinical trials [2] - The company is also considering a new innovative drug pipeline project, ALK-N002, which is still in the candidate selection phase [2] - Anglikang focuses on the production and manufacturing of pharmaceuticals, including chemical raw materials and preparations [2] Group 3 - Qixiang Tengda announced the completion of maintenance and technical upgrades for its 300,000 tons/year propylene oxide facility, which has resumed normal production [3] - The company operates in the chemical manufacturing and supply chain management sectors [3] Group 4 - Delisi signed a strategic cooperation agreement with Xiamen Haifusheng Food Group and Xin Sanhe Food Co., Ltd. to collaborate in product supply, market expansion, and technology [4] - Delisi specializes in the production and sales of frozen meat and related products [4] Group 5 - Jinlang Technology's application for issuing convertible bonds has been approved by the Shenzhen Stock Exchange [5] - The company is engaged in the R&D, production, and sales of string inverters [5] Group 6 - Lingyi Zhi Zao plans to acquire a 66.46% stake in Jiangsu Keda through a combination of issuing convertible bonds and cash [6] - The company provides comprehensive intelligent manufacturing services and solutions [6] Group 7 - Jinshi Technology intends to publicly transfer 100% equity of its wholly-owned subsidiary, Hunan Jinshi Technology [7] - The company focuses on digital sanitation, water ecology, and solid waste disposal [7] Group 8 - Qidi Environment announced that 2 million shares held by shareholder Sander Group have been transferred through judicial auction [8] - The company operates in the environmental management sector [8] Group 9 - Guang'an Aizhong expects a reduction in net profit of approximately 39.38 million due to the implementation of a low valley electricity price policy [9] - The company is involved in power generation, supply, and natural gas supply [9] Group 10 - Kangyuan Pharmaceutical received a drug registration certificate for its proprietary product, Canpu Granules, used for treating chronic pelvic pain [10] - The company specializes in the R&D, production, and sales of pharmaceuticals [10] Group 11 - Changqing Technology announced that two shareholders plan to reduce their holdings by up to 5.98% due to personal funding needs [11] - The company focuses on rail transit and building decoration businesses [11] Group 12 - Huaren Pharmaceutical's shareholder plans to reduce its holdings by up to 1% of the company's total shares [12] - The company is a state-controlled pharmaceutical health industry group [12] Group 13 - Jinkai New Energy announced the completion of the first phase of an AI computing power technology service contract [13] - The company is involved in the development, investment, construction, and operation of renewable energy power [13] Group 14 - Sany Heavy Industry has repurchased a total of 72.6792 million shares, amounting to 1.355 billion [14] - The company specializes in the R&D, manufacturing, and sales of engineering machinery [14] Group 15 - Chip导科技 plans to acquire 100% of Shunlei Technology and 17.15% of Shunlei Technology through convertible bonds and cash [15] - The company focuses on the R&D and sales of power semiconductors [15] Group 16 - Tuo Shan Heavy Industry reported that its recent operating conditions are normal, with no significant changes in the internal and external business environment [16] - The company specializes in the R&D, design, production, and sales of engineering machinery components [16] Group 17 - Chang'an Automobile reported a July sales figure of 210,600 vehicles, a year-on-year increase of 23.43% [17] - The company is engaged in the R&D, manufacturing, and sales of vehicles and engines [17]