Hangzhou Steam Turbine Co., Ltd. Summary of the Semi-annual Report 2022 Stock Code: 200771 Stock ID: Hangqilun B Announcement No.:2022-75 Hangzhou Steam Turbine Co., Ltd. Summary of the Semi-Annual Report 2022 I. Important notes This summary of the Semi-Annual Report is quoted out of the full text of the Annual Report. Investors desirous to understand entirely the Company's operation results, financial position and future development planning are advised to carefully read the full text of the Semi-Annual Report which is published in the medium designated by CSRC. All the directors attended the board meeting for the review of this Report. Non-standard auditor’s opinion □ Applicable √Not applicable Preliminary plan for profit distribution to the common shareholders or turning the capital reserve into the share capital for the reporting period, which has been reviewed and approved at the board meeting □ Applicable √Not applicable The company will distribute no cash dividends or bonus shares and has no reserve capitalization plan. The preference share profit distribution pre-plan approved by the Board of Directors □ Applicable √Not applicable II. Basic information about the company 1. Company profile Stock ID Hangqilun B Stock Code 200771 Stock Exchange Listed Shenzhen Stock Exchange Contact person and contact manner Board secretary Securities affairs Representative Name Li Guiwen Li Xiaoyang No.1188, Dongxin Road, No.1188, Dongxin Road, Address Hangzhou , Zhejiang Hangzhou , Zhejiang Tel. 0571-85780058 0571-85780438 Email. lgw@htc.cn lixiaoyang@htc.cn 2. Major accounting data and financial indicators Indicate by tick mark whether there is any retrospectively restated datum in the table below. √Yes □No Retroactive adjustment or restatement of causes Merger of enterprises under the same control Increase/decrease Same period last year This report term (%) Before adjustment After adjustment After adjustment 1 Hangzhou Steam Turbine Co., Ltd. Summary of the Semi-annual Report 2022 Operating revenue(Yuan) 3,075,980,333.58 2,966,020,451.07 3,163,901,368.82 -2.78% Net profit attributable to the shareholders of the listed 348,340,310.01 425,641,416.95 336,184,909.79 3.62% company(Yuan) Net profit after deducting of non-recurring gain/loss attributable to the 270,767,570.26 258,513,133.28 258,513,133.28 4.74% shareholders of listed company(Yuan) Cash flow generated by business operation, net 164,877,823.29 177,081,012.71 168,326,218.43 -2.05% (Yuan) Net asset earning ratio(%) 4.24% 5.19% 4.09% 0.15% As at the end of As at the end of last year YoY+/-(%) the reporting period Before adjustment After adjustment After adjustment Gross assets (yuan) 15,707,267,144.88 16,319,667,628.76 16,319,667,628.76 -3.75% Shareholders’ equity attributable to shareholders of 8,501,186,009.20 7,927,485,773.65 7,927,485,773.65 7.24% the listed company(yuan) 3. Shareholders and shareholding In shares Total number of preferred Total Number of common shareholders that had shareholders at the end of the 11,108 restored the voting 0 reporting period right at the end of the reporting period (if any) (note 8) Shareholdings of Top 10 shareholders Proportion Amount of Number or share Shareholders Number of pledged/frozen Nature of of shares shares held at restricted shareholder held State of period -end Amount (%) shares held share State- Hangzhou Steam Turbine owned legal 63.64% 623,772,240 623,772,240 Holdings Co., Ltd. person GUOTAI JUNAN Foreign SECURITIES(HONGKONG) 0.81% 7,943,279 0 legal person LIMITED State- China Merchants Securities owned legal 0.71% 6,966,068 0 (HK)Co., Ltd person Domestic Zhou Jie Natural 0.64% 6,250,000 0 person VANGUARD TOTAL Foreign INTERNATIONAL STOCK 0.59% 5,764,789 0 legal person INDEX FUND ISHARES CORE MSCI Foreign 0.54% 5,273,662 0 EMERGING MARKETS ETF legal person VANGUARD EMERGING Foreign 0.52% 5,096,887 0 2 Hangzhou Steam Turbine Co., Ltd. Summary of the Semi-annual Report 2022 MARKETS STOCK INDEX legal person FUND Foreign NORGES BANK 0.33% 3,268,888 0 legal person Domestic Xia Zulin Natural 0.32% 3,098,060 0 person Domestic Gu Yang Natural 0.21% 2,038,821 0 person (1) Hangzhou Steam Turbine Holdings Co., Ltd. is the holder of state-shares of the Company, all other shareholders’ are holders of domestic listed foreign shares (B shares) (2) There is no relationship between Hangzhou Steam Turbine Explanation on associated relationship Holdings Co., Ltd. and other shareholders; among the aforesaid shareholders (3) Hangzhou Steam Turbine Holdings Co., Ltd. is not an “action- in-concert” party with any of other shareholders as described by the “Administration Rules of Informational Disclosure about Change of Shareholding Statues of PLCs”. Explanation on shareholders participating in Not applicable the margin trading business(if any ) 4. Change of the controlling shareholder or the actual controller Change of the controlling shareholder in the reporting period □ Applicable √ Not Applicable There was no any change of the controlling shareholder of the Company in the reporting period. Change of the actual controller in the reporting period □ Applicable √ Not applicable There was no any change of the actual controller of the Company in the reporting period. 5.Number of preference shareholders and shareholdings of top 10 of them □ Applicable √ Not applicable No preference shareholders in the reporting period 6. Corporate bonds that existed on the date when this Report was authorized for issue □ Applicable √ Not applicable III. Significant events 1. In order to meet the working capital required by the Company's wholly-owned subsidiary Hangzhou Steam Turbine New Energy Co., Ltd to expand the new business market and promote the Company's strategic transformation from manufacturing to manufacturing services, the Company planned to increase the registered capital of 300 million yuan to the new energy company, the capital increase would be in place in batches according to the actual business growth of the new energy company. After this capital increase was completed, the registered capital of the new energy company would increase from 200 million yuan to 500 million yuan. On March 22, 2022, the Company held the twenty-second meeting of the eighth Meeting of board of directors 3 Hangzhou Steam Turbine Co., Ltd. Summary of the Semi-annual Report 2022 to consider and approve the "Proposal on Increasing Capital to New Energy Company", which did not need to be submitted to the general meeting of shareholders for deliberation. For details, please refer to the Company Announcement-Announcement No:2022-11. 1. Hangzhou Zhongneng Steam Turbine Power Co., Ltd, a holding subsidiary of the Company, intended to realize capital increase and share expansion by introducing strategic investment and simultaneously implementing employee stock ownership in order to further improve its corporate governance structure, fully mobilize the enthusiasm of employees, and meet the funds needs of production and operation development such as capacity expansion, industrial chain extension, and talent introduction. The registered capital would be increased from 92.5 million yuan to 120 million yuan, a capital increase by 27.5 million yuan.On March 22, 2022, the Company convened the 12nd meeting of the eighth session of board of directors to consider and approve the "Proposal on Capital Increase and Share Expansion of Zhongneng Company", which did not need to be submitted to the general meeting of shareholders. For details, please refer to the Company's Announcement, with announcement No: 2022-10. Hangzhou Steam Turbine Co., Ltd. Chairman of the Board: Zheng Bin August 25, 2022 4