Weifu High-Technology Group Co., Ltd. Summary of Semi-Annual Report 2024 Stock Code: 000581, 200581 Public Notice No: 2024-053 Short Form of the Stock: WFHT, Su Weifu-B Weifu High-Technology Group Co., Ltd. Summary of Semi-Annual Report 2024 I. Important Notice The summary is abstract from the full-text of Semi-Annual Report, for more details of operating results, financial condition and future development plan of the Company; investors should found in the full-text of Semi-Annual Report that published on media appointed by CSRC. All directors have attended the Meeting for the Report deliberation. Prompt of non-standard audit opinion □Applicable Not applicable Profit distribution pre-plan of common stock or capitalizing of common reserves pre-plan deliberated by the Board in the reporting period Applicable □Not applicable Whether to transfer of capital reserve into share capital or not □Applicable Not applicable The profit distribution plan that was deliberated and approved by the Board Meeting is: based on total share capital of 971,986,293, distributed 2.20 yuan (tax included) bonus in cash for every 10-share held by all shareholders, 0 share bonus issued (tax included) and no transfer of capital reserve into share capital. When the profit distribution plan is implemented, if there is a change in the total amount of shares entitled to profit distribution, on the basis of the total amount of shares entitled to profit distribution on the equity registration date at the time of implementation of the distribution plan, the distribution amount shall be adjusted according to the principle of unchanged distribution proportion. Profit distribution pre-plan of preferred stock deliberated and approved by the Board in the reporting period □Applicable Not applicable II. Company information 1. Company Profile Short form of the stock WFHT, Su Weifu-B Stock code 000581, 200581 Stock exchange for listing Shenzhen Stock Exchange Person/Way to contact Secretary of the Board Rep. of security affairs Name Liu Jinjun Xu Kan Contact add. No.5 Huashan Road, Xinwu District, Wuxi No.5 Huashan Road, Xinwu District, Wuxi Tel. 0510-80505999 0510-80505999 E-mail Web@weifu.com.cn Web@weifu.com.cn 1 Weifu High-Technology Group Co., Ltd. Summary of Semi-Annual Report 2024 2. Main financial data and indexes Whether it has retroactive adjustment or re-statement on previous accounting data or not □Yes No Year-on-year Current period Last period increase(+)/decrease(-) Operation income (RMB) 5,694,233,552.72 6,129,649,047.40 -7.10% Net profit attributable to shareholders of the 954,341,269.90 948,760,859.55 0.59% listed company(RMB) Net profit attributable to shareholders of the listed company after deducting extraordinary 975,076,832.34 830,878,251.37 17.35% gains and losses(RMB) Net cash flows arising from operating 887,892,317.37 1,089,961,237.42 -18.54% activities (RMB) Basic earnings per share (RMB/Share) 0.98 0.98 0.00% Diluted earnings per share (RMB/Share) 0.98 0.98 0.00% Weighted average ROE 4.84% 5.24% -0.40% Ending balance of Ending balance of last Year-on-year current period period increase(+)/decrease(-) Total assets (RMB) 27,864,965,288.97 28,081,087,791.81 -0.77% Net assets attributable to shareholders of 19,363,215,440.23 19,399,892,671.78 -0.19% listed company (RMB) 3. Amount of shareholders of the Company and particulars about shares holding Unit: share Total common stock shareholders at Total preference shareholders with voting rights 62,203 0 end of the reporting period recovered at end of reporting period (if applicable) Top 10 shareholders Information of Proportion Amount of shares pledged, Nature of Amount of Full name of Shareholders of shares restricted tagged or frozen shareholder shares held held shares held State of Amo share unt Wuxi Industry Development Group State-owned 20.47% 204,059,398 0 N/A 0 Co., Ltd. corporate Robert Bosch Co., Ltd Foreign corporate 14.33% 142,841,400 0 N/A 0 Hong Kong Securities Clearing Foreign corporate 2.90% 28,944,043 0 N/A 0 Company CCB Life Insurance Co., Ltd. - Other 1.24% 12,359,918 0 N/A 0 Traditional Insurance NSSF-413 Other 1.06% 10,590,000 0 N/A 0 State-owned Dongwu Securities Co., Ltd 0.80% 7,999,900 0 N/A 0 corporate FIDELITY INVMT TRT FIDELITY INTL Foreign corporate 0.80% 7,955,075 0 N/A 0 SMALL CAP FUND Guolian An Fund - China Pacific Life Insurance Co., Ltd. - Dividend Insurance - Guolian An Fund - China Other 0.71% 7,123,179 0 N/A 0 Pacific Life Equity Relative Yield (Guaranteed Dividend) Single Asset Management Plan Basic Pension Insurance Fund- 1003 Other 0.67% 6,698,993 0 N/A 0 2 Weifu High-Technology Group Co., Ltd. Summary of Semi-Annual Report 2024 Domestic natural Xie Zuogang 0.51% 5,132,967 0 N/A 0 person Among the aforesaid shareholders, there has no associated relationship between Wuxi Industry Development Croup Co., Ltd., the first largest Explanation on associated relationship concerted shareholder of the Company, and other shareholders; and they do not belong action among the aforesaid shareholders to the persons acting in concert regulated by the Management Measure of Information Disclosure on Change of Shareholding for Listed Company. Explanation on the shareholders involved in Nil margin trading (if applicable) Shareholders holding more than 5% of the shares, top 10 shareholders or top ten unrestricted shareholders participating in the lending of shares through refinancing business □Applicable Not applicable Top 10 shareholders or top ten unrestricted shareholders participating in the lending/returning of shares through refinancing business □Applicable Not applicable 4. Changes in controlling shareholders or actual controllers Change of controlling shareholder during the reporting period □Applicable Not applicable The Company had no change of controlling shareholder during the reporting period Change of actual controller during the reporting period □Applicable Not applicable The Company had no change of actual controller during the reporting period 5. Total preferred shareholders and top 10 shares held by preferred shareholders □Applicable Not applicable The Company has no preferred shareholders 6. Bonds in existence as of the approval date of the semi-annual report □Applicable Not applicable III. Important Matters (1) The Company’s business conditions during the reporting period Since the beginning of this year, the Company has diligently implemented its annual work goals and actively addressed industry opportunities and challenges. During the reporting period, the Company achieved operating income of 5.694 billion yuan, a decrease of 7.10% year-on-year, while net profit attributable to shareholders of the listed Company was 954 million yuan, an increase of 0.59% year-on-year. (2) Main work carried out by the Company during the reporting period 1. Seizing market opportunities, traditional and emerging businesses developed synergistically. Energy-saving and Emission Reduction Products: Post-treatment system products seizing rapid growth opportunities in hybrid passenger vehicles and natural gas commercial vehicles, sales of gasoline purifiers exceeded 1.87 million units, up 48% year-on- year; sales of natural gas purifiers reached 55,000 units, up 384% year-on-year. At the same time, post-treatment system products secured projects from several joint venture brands and leading passenger vehicle customers, achieving mass production for multiple commercial vehicle projects, and steadily increasing market share in both passenger and commercial vehicle markets. Air 3 Weifu High-Technology Group Co., Ltd. Summary of Semi-Annual Report 2024 intake system products: Gasoline turbocharger sales exceeded 310,000 units, up 308% year-on-year, maintaining rapid growth, with major passenger vehicle customer projects gradually entering mass production. Sales of four-cylinder diesel turbochargers increased by over 12% year-on-year, continuing to lead the industry, while natural gas turbocharger sales doubled year-on-year. Green Hydrogen and Smart Electric Products: Core components of hydrogen fuel cells, such as metal bipolar plates, have completed mass delivery for domestic customer projects. Key BOP products, including thermostats, proportional valves, and electronic water pumps, have secured multiple customer projects. PEM (proton exchange membrane) water electrolysis hydrogen production systems and equipment have achieved project cooperation with some customers in scientific research and demonstration. Radar products have accelerated several intelligent driving customer projects, with client testing and new sample development actively underway. Electronic oil pump products have achieved mass production supply for multiple new energy passenger vehicle projects, with capacity expansion accelerating. Existing commercial vehicle customer projects for automotive seats remain stable, with breakthroughs achieved in passenger vehicle projects. The Fuzhou Lianhua base has been completed, with key customer projects gradually entering mass production. 2. Accelerating product iteration and upgrading, increasing R&D efforts. Energy-saving and Emission Reduction Products: Completed the A-sample development of high-pressure fuel pumps and injectors for ultra-high-pressure electronic control fuel injection systems, as well as engine performance matching tests for key customers. Developed the B-sample for natural gas dual-fuel injectors and pressure regulation modules, and completed the initial round of trial production. Finished performance tests for methanol dual-fuel in-cylinder direct injection systems and initiated pre-research on methanol single-fuel in-cylinder direct injection technology and hydrogen engine injection technology. Developed multiple post-treatment products for hybrid passenger vehicles and export projects, expanded product development into commercial and off-road sectors, and advanced methanol engine product development. Conducted pre-research on technologies for products meeting future emission standards. Accelerated the development of turbocharger products for gasoline hybrid passenger vehicles and diesel/natural gas commercial vehicles, with key customer projects reaching mass production. Launched methanol engine turbocharger projects in the market and actively promoted the use of 48V electric turbochargers in customer pre-research projects. Green Hydrogen and Smart Electric Products: Completed B-sample development for 35 MPa pressure relief valves; continued to expand applications for low-pressure hydrogen valve products and completed C-sample development for exhaust valves. Continued development and industrialization of key BOP components, including electronic water pumps, thermostats, and hydrogen circulation pumps. Achieved production validation for alloy catalysts and multiple rounds of production validation for fuel cell membrane electrode production lines, while establishing project interfaces for single-cell batteries. Completed the overall design of the 100 kW PEM water electrolysis hydrogen production system platform and began integrating and assembling various modules. Finished functional development and customer validation for barrier radar products and continued developing and building customer projects and industrialization capabilities for 4D imaging radar, focusing on cost reduction. 3. Strengthening strategic planning and execution, and continuously promoting new business investments and cooperation. Strategic Planning: Implement and refine the mid-term review and improvement plan of the 14th Five-Year Plan. Advance in- depth planning for new business areas such as VH and hydraulic systems. Progress with the mid- to long-term planning, review, and updating of hydrogen fuel cell strategies. Promote the business planning for the Huishan Intelligent Industrial Park. Conduct market research and analysis on hydrogen storage, and actively advance annual strategic research on automotive seats, humanoid robots, and air suspension components. Strengthen local government collaboration on radar and hydrogen storage projects. Investment and Cooperation: Completed the signing of an investment cooperation agreement with Germany's Voith Group for high-pressure hydrogen storage. Finalized the spin-off of Weifu Intelligent Sensing business and established an independent joint venture. Continued the development of three major global hydrogen energy bases, investing in the R&D and capacity expansion of IRD's European and North American bases, as well as Borit’s European base. Focused on enhancing domestic capabilities of the WFQL joint venture and constructing the hydrogen energy industrial park in the Asia-Pacific region. Introduced partners for the automotive seat business and established a new joint venture. Collaborated with WFEC shareholders to form a new joint venture, extending the value chain of precious metal compounds. 4 Weifu High-Technology Group Co., Ltd. Summary of Semi-Annual Report 2024 4. Strengthen the quality operation system and continue advancing intelligent manufacturing. Develop and promote a comprehensive annual quality management roadmap covering five areas: quality systems, quality prevention, process quality, problem-solving, and quality team building, with 16 sub-items. Establish an external audit improvement experience repository and optimize updates to the quality manual. Promote the comprehensive application of special characteristics and development quality valves in 22 development projects. Plan and complete special characteristics re- identification and re-control evaluations for 13 business units/subsidiaries and 22 core products. Enhance and train manufacturing quality engineers on quality tools and methods. Improve quality improvement information sharing and communication. Complete the iteration of the FMS tooling management system and pilot its launch. Expand the application of the TMS tool management system and WMS warehousing management system. Continuously optimize and promote the EMS energy management platform, actively advancing energy-saving and consumption-reduction measures. Complete the design of the digital factory project business, application, and data architecture for WFAC. Progress is smooth for engineering projects such as the R&D building, Phase VI of the 103 plot factory, the hydrogen energy industrial park, and the Huishan Chang'an industrial park, which are advancing as planned. 5. Strengthening Operational Quality and Enhancing Management Efficiency Refine the monitoring and analysis dimensions for business lines and departments, and enhance tracking of key products and projects. Standardize the functional responsibilities of business units. Develop and implement management solutions for new department control models, organizational functions, and system processes. Optimize financial procedures, update relevant systems and processes, identify business risks, and improve process efficiency. Strengthen financial risk management by addressing capital needs and current management status, and continue advancing product redemption. Optimize procurement management and core operational capabilities, and continue developing the SRM procurement platform. Enhance the analysis and disposal of slow-moving inventory, creating specialized optimization projects for such stock. Continuously improve risk management capabilities, strengthen the review, control, and response to risk issues at all levels, provide various internal control management training, and enhance the risk management awareness and skills of key personnel. Recruit talent for strategic new businesses and key projects, optimize and adjust the talent structure, and improve talent fit. Implement a performance management information system to align individual performance goals with organizational performance. Promote international talent development by planning and establishing international dispatch policies, optimizing international talent competency models, setting talent selection standards, and advancing specialized training. BOD of WEIFU HIGH-TECHNOLOGY GROUP CO., LTD. 22 August 2024 5