Stock Code: 200771 Stock ID: Hangqilun B Announcement No.: 2022-08 Announcement of 2021 Preliminary Earnings Estimate of Hangzhou Steam Turbine Co., Ltd. The members of the Board and the Company acknowledge being responsible for the truthfulness, accuracy, and completeness of the announcement. Not any false record, misleading statement or significant omission carried in this announcement. Special Notice: This announcement contained only the preliminary 2021 annual financial data, which is without audited; it may have difference between the final disclosed data. Investors please do concern the investment risk. Ⅰ. Highlights of accounting data and financial index of 2021 annual year. In RMB 10,000 Same period of the previous Same period of the previous year (before retrospective adjustment) year (after retrospective adjustment) Items For this report period Changed over Changed over Amount Amount last year(%) last year(%) Total Operating profit 581,476.55 449,644.52 29.32 483,346.07 20.30 Operation profit 79,613.98 61,212.37 30.06 64,664.35 23.12 Total profit 84,701.62 62,093.30 36.41 65,537.80 29.24 Net profit attributable to the shareholders of the 62,911.68 45,934.54 36.96 46,346.76 35.74 listed company(Yuan) Net profit after deducting of non-recurring gain/loss 42,985.27 37,269.79 15.34 39,122.80 9.87 attributable to the shareholders of listed company(Yuan) Basic gains per 0.85 0.62 37.10 0.62 37.10 share(RMB) Weighted average net 7.83% 6.24% 1.59 6.27% 1.56 asset earnings ratio (%) Beginning of the reporting period Beginning of the reporting period (before retrospective adjustment) (after retrospective adjustment) Items End of the reporting period Changed over Changed over Amount Amount last year(%) last year(%) Gross assets 1,652,799.84 1,539,265.39 7.38 1,621,360.11 1.94 Shareholders’ equity attributable to 793,467.52 810,478.89 -2.10 813,867.70 -2.51 shareholders of the listed company Capital stock 75,401.04 75,401.04 0.00 75,401.04 0.00 Net asset per share attributable to 10.80 11.04 -2.17 11.08 -2.53 shareholders of the listed company(Yuan) Note: 1. In 2021, the Company completed the acquisition of part of the equity assets of the controlling shareholder’s subsidiary company. According to the relevant provisions of “No. 33 Accounting Standards for Business Enterprises- Consolidated Financial Statements", the Company retrospectively adjusted the Company’s financial data for the same period of the previous year and the beginning of this reporting period in accordance with the business combination under the same control. The retrospectively adjusted data in the above table is unaudited data. For the final data, please refer to the Company’s subsequent disclosure of relevant announcements. II. Information of Operating performance and financial situation 1. In the first half of 2020,due to the impact of the “new corona-virus epidemic”, the Company and upstream and downstream enterprises in the industry delayed the resumption of work and production, and the delivery of customer orders was affected, resulting in losses in the same period last year. During the reporting period, the Company's operations and the delivery of orders of upstream and downstream customers have basically recovered. During the reporting period, the Company's sales scale and profit achieved growth. 2. The gas turbine contract for the Huo’qiu project was terminated with Sinosteel Equipment Co., Ltd under the mediation of the court, and a compensation of 109 million yuan was obtained. 3.During the reporting period, the Company's owner's equity attributable to shareholders of the listed company decreased, which was mainly due to the change in the stock price of Bank of Hangzhou. II1. Explanation of difference from previous performance forecast There is no previous performance forecast in the company. IV. Other notes This performance Announcement is the result of the company's preliminary calculation, which is not audited by an accounting firm. The company's specific financial data will be disclosed in detail in the 2021 Annual Report. Please be aware of the investment risks. V. Documents available for inspection 1.The Comparative Balance Sheet and the Income Statement signed and sealed by the Company’s legal representative, the person in charge of accounting and the person in charge of the accounting department. This announcement is hereby made. The Board of Directors of Hangzhou Steam Turbine Co., Ltd. February 24,2022