Third quarterly report 2024 Stock code: 002493 Stock Abbreviation: Rongsheng Petrochemical Announcement No.: 2024-059 Rongsheng Petrochemical Co., Ltd. 2024 Third Quarterly Report The Company and all members of the Board of Directors confirm that the information disclosed is true, accurate and complete, and has no false representations, misleading statements or material omissions. Important Content Notice: 1. The Board of Directors, the Board of Supervisors and the directors, supervisors and senior management confirm that the contents of this quarterly report are true, accurate, and complete and have no false representations, misleading statements or material omissions, and they shall severally and jointly accept legal responsibility for such contents. 2. The chairman of the Company, the person in charge of the Company’s accounting and the person in charge of the accounting firm (accounting officer), hereby make representations in respect of the truthfulness, accuracy and completeness of the financial statements in this quarterly report. 3. Whether the Third Quarterly Report has been audited □ Yes No 4. This third quarterly report is prepared in both Chinese and English. In case of any discrepancy between the two versions, the Chinese version shall prevail. I. Key Financial Data (I) Key accounting data and financial indicators Whether the Company needs to retroactively adjust or restate prior years’ accounting data □Yes No Increase/decreas e from the Increase/decrease beginning of the in the current Beginning of year Current reporting year to the end reporting period to the end of the period of the reporting over the same reporting period period over the period last year same period last year Operating income (RMB) 83,946,567,914.37 -0.68% 245,196,312,192.22 2.57% Net profit attributable to shareholders of 18,742,137.68 -98.48% 876,677,020.82 714.73% the listed company (RMB) Net profit attributable to shareholders of the listed company net of non- 15,815,885.95 -98.74% 688,192,443.10 630.51% recurring gains and losses (RMB) Net cash flow from operating activities — — 19,716,461,144.30 976.18% 1 Third quarterly report 2024 (RMB) Basic earnings per share (RMB per 0.002 -98.40% 0.09 800.00% share) Diluted earnings per share (RMB per 0.002 -98.40% 0.09 800.00% share) Weighted average return on net assets 0.06% -2.59% 1.99% 1.76% Increase/decrease at the end of the End of the End of last year reporting period over the end of last reporting period year Total assets (RMB) 395,833,160,875.00 374,918,440,311.68 5.58% Owner’s equity attributable to shareholders of the listed company 43,847,242,345.65 44,335,891,085.79 -1.10% (RMB) (II) Items and amounts of non-recurring gains and losses Applicable □Not applicable Amount from the Amount in the current beginning of the year to Item reporting period the end of the reporting period Gains or losses on disposal of non-current assets (including the part -200,699.06 5,068,742.88 written-off with provision for asset impairment accrued) Government grants recognized in current gains and losses (excluding government grants that are closely related to the Company's normal business operations, comply with national policy regulations, are 6,064,776.91 23,507,364.11 enjoyed based on specified standards, and have a continuous impact on the Company's gains or losses) Except for effective hedging business related to the normal business operations of the Company, changes in gains and losses of fair value arising from trading financial assets and financial liabilities held by 1,541,856.12 223,052,119.96 non-financial enterprises, as well as gains or losses from the disposal of financial assets and financial liabilities. Fund possession cost included in current gains and losses charged to 89,830.19 303,081.75 non-financial enterprises Other non-operating revenues and expenditures except for the -14,579,336.05 -42,188,264.43 aforementioned items Other gain/loss items falling within the definition of non-recurring 29,805,298.86 100,117,077.36 gains or losses Less: Affected amount of income tax 1,995,208.18 28,867,332.90 Affected amount of minority shareholders’ equity (after tax) 17,800,267.06 92,508,211.01 Total 2,926,251.73 188,484,577.72 Other gain/loss items falling within the definition of non-recurring gains or losses: □Applicable Not applicable The Company has no other gain/loss items falling within the definition of non-recurring gains or losses. Explanation of the circumstances in which the non-recurring gain and loss items are defined as recurring gains and losses in accordance with the Explanatory Announcement on Information Disclosure by Companies Offering Securities to the Public No. 1 - Non-Recurring Gains and Losses. □Applicable Not applicable The Company has no explanation of the circumstances in which the non-recurring gain and loss items are defined as recurring gains and losses in accordance with the Explanatory Announcement on Information Disclosure by Companies Offering Securities to the Public No.1 - Non-Recurring Gains and Losses. 2 Third quarterly report 2024 (III) Changes in key accounting data and financial indicators and reasons thereof Applicable □Not applicable Ending balance Ending balance Balance sheet in the reporting of the previous Variations Reasons for change items period (RMB year (RMB 10,000) 10,000) Trading financial Mainly due to the impact of changes in the 52,079.43 31,008.74 67.95% assets Company's forward exchange contracts Mainly due to the increase in the Company's Advance payment 294,962.85 149,331.25 97.52% advance payments for raw material purchases Mainly due to the increase in the Company's Construction in 5,793,024.34 4,182,067.11 38.52% investments in construction projects during the progress current period Trading financial Mainly due to the impact of increased silver 133,405.90 62,329.87 114.03% liabilities leasing for catalysts in the current period Mainly due to an increase in the Company’s Accounts payable 6,888,725.88 4,974,412.69 38.48% operating payables for material purchases. Mainly due to the increase in the Company's Contract liabilities 613,596.90 442,173.24 38.77% advance payments received from customers Mainly due to the increase in the consumption tax Taxes payable 239,129.58 47,678.12 401.55% payable at the end of the period Mainly due to the impact of increased advance Other current 76,801.02 55,199.08 39.13% payments received from customers on the liabilities corresponding taxes Beginning of Same period Income statement year to end of last year(RMB Variations Reasons for change items reporting period 10,000) (RMB 10,000) Administrative Mainly due to the impact of increased inspection 79,212.88 59,694.47 32.70% expenses expenses in the current period Mainly due to the Company’s R&D project R&D expenses 377,281.40 616,618.29 -38.81% expenses in the current period being lower than the same period last year Gains from change Mainly due to a year-on-year decrease in floating 8,237.06 37,821.66 -78.22% in fair value income from paper assets in the current period Mainly due to the impact of the Company’s Other income 197,962.34 11,468.60 1626.12% enjoyment of the value-added tax additional deduction policy during the current period Mainly due to the increase in discount expenses Investment income -12,782.08 17,451.06 -173.25% for accounts receivable financing in the current period Mainly due to the year-on-year increase in total Income tax 29,816.45 -72,197.79 141.30% profit for the current period, resulting in a expenses corresponding increase in income tax expense Beginning of Same period Cash flow year to end of last year (RMB Variations Reasons for change statement items reporting period 10,000) (RMB 10,000) Mainly due to a year-on-year increase in net cash Net cash flow from 1,971,646.11 -225,027.06 976.18% received from the Company's buying and selling operating activities operations in the current period Net cash flow from Mainly due to a year-on-year decrease in the net 2,084,882.63 3,879,726.59 -46.26% financing activities increase of bank borrowings by the Company 3 Third quarterly report 2024 II. Shareholders’ Information (I) Total number of ordinary shareholders and number of preferred shareholders with voting rights restored and top ten shareholders’ shareholdings Unit: share Total number of ordinary Total number of preferred shareholders with restored shareholders at the end of the 96,693 0 voting rights at the end of the reporting period (if any) reporting period Shareholdings of the top 10 shareholders (excluding shares lent through stock lending and borrowing) Number of Pledged, marking or Sharehol shares held freezing Nature of Number of Name of Shareholder ding subject to shareholder shares held Status of ratio sales Number restrictions shares Domestic Zhejiang Rongsheng Holding non-state- 52.95% 5,361,583,209 inapplicable Group Co., Ltd. owned legal entity Foreign Aramco Overseas Company B.V. 10.00% 1,012,552,501 inapplicable legal entity Domestic Li Shuirong 6.35% 643,275,000 482,456,250 inapplicable individual Hong Kong Securities Clearing Foreign 1.85% 187,566,953 inapplicable Company Limited legal entity Domestic Li Guoqing 0.95% 96,525,000 72,393,750 inapplicable individual Domestic Xu Yuejuan 0.95% 96,525,000 inapplicable individual Domestic Li Yongqing 0.95% 96,525,000 72,393,750 inapplicable individual Industrial and Commercial Bank of China Limited - Huatai Berridge Others 0.57% 57,551,651 inapplicable CSI 300 Traded Open-End Index Fund Horizon Asset - Huaneng Trust Jiayue No. 7 Single Fund Others 0.54% 55,148,287 inapplicable Trust Horizon Asset Huixin No. 43 Single Asset Management Plan Huaneng Guicheng Trust Corporation Limited - Huaneng Others 0.49% 50,078,500 inapplicable Trust - Rongyue Weicheng Pooled Fund Trust Plan Shareholdings of the top 10 shareholders not subject to sales restrictions (excluding shares lent through stock lending and borrowing, and executive restricted shares) Number of shares held Class and number of shares Name of Shareholder without sales restrictions Class of shares Number RMB ordinary Zhejiang Rongsheng Holding Group Co., Ltd. 5,361,583,209 5,361,583,209 shares RMB ordinary Aramco Overseas Company B.V. 1,012,552,501 1,012,552,501 shares Hong Kong Securities Clearing Company Limited 187,566,953 RMB ordinary 187,566,953 4 Third quarterly report 2024 shares RMB ordinary Li Shuirong 160,818,750 160,818,750 shares RMB ordinary Xu Yuejuan 96,525,000 96,525,000 shares Industrial and Commercial Bank of China Limited RMB ordinary - Huatai Berridge CSI 300 Traded Open-End Index 57,551,651 57,551,651 shares Fund Horizon Asset - Huaneng Trust Jiayue No. 7 RMB ordinary Single Fund Trust Horizon Asset Huixin No. 43 55,148,287 55,148,287 shares Single Asset Management Plan Huaneng Guicheng Trust Corporation Limited - RMB ordinary Huaneng Trust - Rongyue Weicheng Pooled Fund 50,078,500 50,078,500 shares Trust Plan RMB ordinary Dai Deming 48,000,000 48,000,000 shares RMB ordinary Ni Xincai 47,925,000 47,925,000 shares Among the top 10 shareholders, Zhejiang Rongsheng Holding Group Co., Ltd. is the controlling shareholder of the Company, Li Yongqing and Li Guoqing are nephews of Li Shuirong, Chairman of the Board of Directors Explanation of the relationship or concerted action of Zhejiang Rongsheng Holding Group Co., Ltd., Xu Yuejuan is sister-in- among the above shareholders law of Li Shuirong, law of Li Shuirong, forming associated relationships. In addition to the above associated relationships, the Company has no knowledge of whether other shareholders are related to each other or act in concert. Zhejiang Rongsheng Holding Group Co., Ltd. held 5,321,583,209 shares Explanation of the top 10 shareholders’ participation through an ordinary account and 40,000,000 shares through a credit in securities margin trading (if any) account. Note: Among the top 10 shareholders, Rongsheng Petrochemical Co., Ltd. held 553,232,858 shares in its special securities account for repurchase, accounting for 5.46% of the Company’s total share capital. Shareholders holding more than 5% of shares, top 10 shareholders and top 10 shareholders of unrestricted shares in circulation participating in stock lending and borrowing. □ Applicable Not applicable Outstanding changes in the top 10 shareholders and top 10 shareholders of unrestricted share from the previous period due to stock lending/return under the stock lending and borrowing program. □ Applicable Not applicable (II) The total number of preferred shareholders of the Company and the shareholdings of the top 10 preferred shareholders □ Applicable Not applicable III. Other Important Matters The Company's wholly-owned subsidiary, Ningbo Zhongjin Petrochemical Co., Ltd., has applied to the Ningbo Branch of the People's Insurance Company of China (PICC) for a customs duty guarantee insurance limit of no more than RMB 400 million. The guarantee period is from September 1, 2024, to August 31, 2025, and the company will provide joint liability guarantee for this application, subject to the terms agreed upon in the letter of guarantee signed by both parties. 5 Third quarterly report 2024 IV. Quarterly Financial Statements (i) Financial statements 1. Consolidated balance sheet Prepared by: Rongsheng Petrochemical Co., Ltd. September 30, 2024 Unit: RMB Item Ending balance Beginning balance Current assets: Cash and cash equivalents 29,946,705,808.99 13,070,255,466.02 Settlement reserves Lending funds Financial assets held for trading 520,794,342.58 310,087,429.45 Derivative financial assets Notes receivable Accounts receivable 5,204,941,804.69 4,737,733,703.66 Receivables financing 225,958,747.04 175,036,242.93 Advance payment 2,949,628,546.03 1,493,312,465.86 Premiums receivable Reinsurance receivables Reinsurance contract reserves receivable Other receivables 4,943,660,827.64 4,510,228,597.49 Of which: Interest receivable Dividends receivable Financial assets purchased under resale agreements Inventory 54,574,968,236.78 61,733,657,342.07 Of which: data resources Contract assets Assets held for sale Non-current assets due within one year Other current assets 4,133,871,117.75 5,297,128,974.31 Total current assets 102,500,529,431.50 91,327,440,221.79 Non-current assets: Loans and advances Debt investments Other debt investments Long-term receivables Long-term equity investments 9,449,461,031.57 9,183,711,444.96 Other equity instrument investments 6 Third quarterly report 2024 Other non-current financial assets Investment property 10,191,990.10 10,395,574.60 Fixed assets 212,414,266,334.48 219,699,679,397.52 Construction in progress 57,930,243,357.90 41,820,671,070.59 Productive biological assets Oil and gas assets Right-of-use assets 184,456,840.11 200,102,141.16 Intangible assets 7,975,429,450.81 7,128,930,412.44 Of which: data resources Development expenses Of which: data resources Goodwill Long-term deferred expenses 45,701.13 Deferred tax assets 725,055,281.50 690,808,878.08 Other non-current assets 4,643,527,157.03 4,856,655,469.41 Total non-current assets 293,332,631,443.50 283,591,000,089.89 Total assets 395,833,160,875.00 374,918,440,311.68 Current liabilities: Short-term borrowings 41,132,679,714.20 44,810,936,767.94 Borrowings from the central bank Borrowings from other banks Financial liabilities held for trading 1,334,059,047.59 623,298,741.33 Derivative financial liabilities Notes payable 3,119,616,971.70 4,195,471,402.63 Accounts payable 68,887,258,801.07 49,744,126,901.38 Advance receipts Contract liabilities 6,135,969,018.94 4,421,732,432.83 Financial assets sold under repurchase agreements Deposits and interbank deposits Agency securities trading funds Agency underwriting securities funds Employee compensation payable 917,329,968.36 1,032,220,776.56 Taxes payable 2,391,295,793.61 476,781,167.70 Other accounts payable 12,985,415,931.97 16,919,133,504.47 Of which: Interest payable Dividends payable 228,000,000.00 Handling charges and commission payable Reinsurance payables Liabilities held for sale 7 Third quarterly report 2024 Non-current liabilities due within one 32,103,314,715.72 30,286,684,174.81 year Other current liabilities 768,010,212.97 551,990,844.96 Total current liabilities 169,774,950,176.13 153,062,376,714.61 Non-current liabilities: Reserves for insurance contracts Long term borrowings 128,742,099,804.18 125,179,583,821.18 Bonds payable Of which: Preferred shares Perpetual bond Lease liabilities 176,951,006.03 193,002,312.38 Long-term payable Long-term employee compensation payable Estimated liabilities Deferred income 188,661,263.45 195,581,593.25 Deferred income tax liabilities 1,661,419,023.50 1,619,074,228.97 Other non-current liabilities Total non-current liabilities 130,769,131,097.16 127,187,241,955.78 Total liabilities 300,544,081,273.29 280,249,618,670.39 Owner’s equity: Share capital 10,125,525,000.00 10,125,525,000.00 Other equity instruments Of which: Preferred shares Perpetual bond Capital reserve 10,826,792,988.46 10,825,322,259.36 Less: Treasury stock 6,987,009,623.02 6,619,807,176.02 Other comprehensive income 101,591,923.60 110,203,866.35 Special reserves 27,009,650.80 60,677,296.91 Surplus reserves 974,151,644.68 974,151,644.68 General risk provision Undistributed profits 28,779,180,761.13 28,859,818,194.51 Total owner’s equity attributable to the 43,847,242,345.65 44,335,891,085.79 parent company Minority interests 51,441,837,256.06 50,332,930,555.50 Total owners' equity 95,289,079,601.71 94,668,821,641.29 Total liabilities and owners' equity 395,833,160,875.00 374,918,440,311.68 Legal representative: Li Shuirong Person in charge of accounting work: Wang Yafang Person in charge of the accounting firm: Zhang Shaoying 2. Consolidated statement of income from the beginning of the year to the end of the reporting period Unit: RMB 8 Third quarterly report 2024 Amount incurred in the previous Item Current amount incurred period I. Gross operating income 245,196,312,192.22 239,047,311,585.82 Of which: Operating income 245,196,312,192.22 239,047,311,585.82 Interest income Premiums earned Handling charge and commission income II. Gross operating costs 244,885,600,066.20 240,281,225,603.42 Of which: Operating costs 215,370,264,931.91 210,858,895,446.59 Interest expense Handling charge and commission expenses Surrender value Net payments for insurance claims Net appropriation of reserves for insurance liability Policy dividend payment Reinsurance costs Taxes and surcharges 19,424,672,923.43 16,691,424,365.90 Sales expense 138,759,022.60 128,848,238.16 Administrative expenses 792,128,845.68 596,944,694.44 R&D expenses 3,772,813,961.10 6,166,182,914.40 Financial expenses 5,386,960,381.48 5,838,929,943.93 Of which: Interest expense 5,231,950,312.07 5,473,478,558.95 Interest income 387,056,811.27 334,625,288.00 Add: Other income 1,979,623,413.17 114,686,013.53 Investment income (loss -127,820,753.53 174,510,647.68 recognized with "-") Of which: Income from investments in associates and joint 255,317,245.61 293,441,068.40 ventures Gains on derecognition of financial assets measured at amortized cost Exchange gains (losses recognized with "-") Net exposure to hedging gains (losses recognized with "-") Gains (losses recognized with "- 82,370,581.01 378,216,565.59 ") on change in fair value Credit impairment losses (losses -104,498,154.44 -24,948,118.42 recognized with "-") Loss on assets impairment (losses -1,013,849.48 -57,719,683.02 recognized with "-") 9 Third quarterly report 2024 Gains (losses recognized with "- 5,068,742.88 3,771,329.84 ") on disposal of assets III. Operating profit (losses recognized 2,144,442,105.63 -645,397,262.40 with "-") Add: Non-operating income 8,002,004.37 2,330,318.67 Less: Non-operating expenses 50,190,268.80 11,124,531.88 IV. Total profit (total losses recognized 2,102,253,841.20 -654,191,475.61 with "-") Less: Income tax expense 298,164,471.89 -721,977,896.97 V. Net profit (net loss recognized with "- 1,804,089,369.31 67,786,421.36 ") (i) by business continuity 1. Net profit from continuing 1,804,089,369.31 67,786,421.36 operations (net loss recognized with "-") 2. Net profit from discontinued operations (net loss recognized with "-") (ii) by ownership 1. Net profit attributable to shareholders of the parent company (net 876,677,020.82 107,602,853.66 losses recognized with "-") 2. Minority shareholders' gains and 927,412,348.49 -39,816,432.30 losses (net losses recognized with "-") VI. Other comprehensive income after -25,003,927.66 171,255,461.92 tax Other comprehensive income attributable to owners of the parent -8,611,942.75 168,730,751.65 company after tax (i) Other comprehensive income which cannot be reclassified -590,642.24 to gains and losses 1. Remeasurement of changes in defined benefit plans 2. Other comprehensive income that cannot be transferred to gains or losses under the equity method 3. Changes in fair value of investments in other equity instruments 4. Changes in fair value of the Co mpany's own credit risk 5. Other -590,642.24 (ii) Other comprehensive income to -8,021,300.51 168,730,751.65 be reclassified to gains or losses 1. Other comprehensive income available for transfer to gains or losses 31,264,062.93 -23,736,734.91 under the equity method 2. Changes in fair value of other creditors investments 3. Amount of financial assets reclassified into other comprehensive income 10 Third quarterly report 2024 4. Provision for credit impairment of other debt investments 5. Cash flow hedge reserve 6. Difference in translation of -39,285,363.44 192,467,486.56 foreign currency financial statements 7. Other Other comprehensive income attributable to minority shareholders -16,391,984.91 2,524,710.27 after tax VII. Total comprehensive income 1,779,085,441.65 239,041,883.28 (i) Total comprehensive income attributable to owners of the parent 868,065,078.07 276,333,605.31 company (ii) Total comprehensive income 911,020,363.58 -37,291,722.03 attributable to minority shareholders VIII. Earnings per share: (i) Basic earnings per share 0.09 0.01 (ii) Diluted earnings per share 0.09 0.01 Legal representative: Li Shuirong Person in charge of accounting work: Wang Yafang Person in charge of the accounting firm: Zhang Shaoying 3. Consolidated cash flow statement from the beginning of the year to the end of the reporting period Unit: RMB Item Current period's incidence Prior period's incidence I. Cash flows from operating activities: Cash received from sales of goods and 275,403,353,930.66 274,866,301,259.77 services Net increase in deposits from customers and other banks Net increase in borrowing from central banks Net increase in loans from other financial institutions Cash received from receiving insurance premiums of original insurance contracts Net cash received from reinsurance business Net increase in deposits and investment of the insured Cash received from interest, handling charges and commissions Net increase in borrowing funds Net increase in repurchase business capital Net cash received from securities trading agency 11 Third quarterly report 2024 Refunds of taxes and levies 5,027,967,123.04 5,648,797,165.48 Cash received relating to other 3,289,326,469.98 4,915,402,756.91 operating activities Subtotal of cash inflows for operating 283,720,647,523.68 285,430,501,182.16 activities Cash paid for goods purchased and 241,595,326,477.71 262,355,709,952.97 services received Net increase in customers loans and advances Net increase in deposits with the central bank and other banks Cash paid for claims under original insurance contracts Net increase in lending funds Cash paid for interests, handling charges and commissions Cash paid for policy dividends Cash paid to and on behalf of 3,028,083,821.05 3,038,294,442.60 employees Payments of all types of taxes 17,474,462,782.72 18,354,569,355.34 Cash paid relating to other operating 1,906,313,297.90 3,932,198,026.00 activities Subtotal of cash outflows from operating 264,004,186,379.38 287,680,771,776.91 activities Net cash flow from operating activities 19,716,461,144.30 -2,250,270,594.75 II. Cash flows from investing activities: Cash received from investment 2,117,925,440.32 2,126,232,888.36 recovery Cash received from the return on 13,228,639.60 39,812,378.80 investment Net cash received from the disposal of fixed assets, intangible assets and other 259,399,359.92 26,760,909.35 long-term assets Net cash received from the disposal of 18,698,663.16 subsidiaries and other business units Cash received relating to other 59,442,128.95 334,509,631.18 investing activities Subtotal of cash inflows from investing 2,449,995,568.79 2,546,014,470.85 activities Cash paid for purchase and construction of fixed assets, intangible 24,471,599,974.54 21,535,470,579.16 assets and other long-term assets Cash paid for investments 1,811,183,298.84 2,068,508,327.57 Net increase in pledge loans Net cash paid for acquisition of subsidiaries and other business units Cash paid relating to other investing 78,973,342.66 239,472,399.55 activities Subtotal of cash outflows from investing 26,361,756,616.04 23,843,451,306.28 12 Third quarterly report 2024 activities Net cash flow from investment activities -23,911,761,047.25 -21,297,436,835.43 III. Cash flow from financing activities: Cash received from absorption of 228,000,000.00 28,199,000.00 investment Including: cash received by subsidiaries from investments of 228,000,000.00 minority shareholders Cash received from borrowings 100,091,778,736.68 107,937,870,424.39 Cash received relating to other 33,099,227,104.29 18,669,000,000.00 financing activities Subtotal of cash inflows from financing 133,419,005,840.97 126,635,069,424.39 activities Cash paid for repayment of debts 98,277,461,250.13 72,204,310,393.23 Cash paid for distribution of dividends 7,102,693,648.85 7,575,972,648.95 and profits or payment of interests Including: dividends or profits paid 228,000,000.00 by subsidiaries to minority shareholders Cash paid relating to other financing 7,190,024,667.49 8,057,520,433.04 activities Subtotal of cash outflows from financing 112,570,179,566.47 87,837,803,475.22 activities Net cash flow from financing activities 20,848,826,274.50 38,797,265,949.17 IV. Effect of change in exchange rate on -245,375,624.97 -289,373,874.63 cash and cash equivalents V. Net increase in cash and cash 16,408,150,746.58 14,960,184,644.36 equivalents Add: opening balance of cash and cash 11,486,855,097.52 15,459,279,803.77 equivalents VI. Ending balance of cash and cash 27,895,005,844.10 30,419,464,448.13 equivalents (II) Financial statements related to adjustments to items at the beginning of the year of first-time implementation of new accounting standards from 2024 onwards □Applicable Not applicable (III) Audit reports Whether the Third Quarterly Report has been audited □ Yes No The Third Quarterly Report of the Company has not been audited. Board of Directors of Rongsheng Petrochemical Co., Ltd. October 29, 2024 13