VOLUNTARY ANNOUNCEMENT PRODUCTION AND SALES VOLUME FOR JUNE 2024

Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this announcement make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the content of this announcement.比亚迪股份有限公司 BYD COMPANY LIMITED (A joint stock company incorporated in the People’s Republic of China with limited liability) (Stock Code: 01211（HKD Counter）and 81211( RMB Counter)) Website: www.bydglobal.com VOLUNTARY ANNOUNCEMENT PRODUCTION AND SALES VOLUME FOR JUNE 2024 This announcement is made voluntarily by BYD Company Limited (the “Company”).The Board of the Company is pleased to announce that the total production and sales volume of the Company for the month of June 2024 (Units): Production Volume Sales Volume June June Year-to-date Year-to-date Percentage June June Year-to-date Year-to-date Percentage Items 2024 2023 June June Year on 2024 2023 June June Year on 2024 2023 Year 2024 2023 Year New energy vehicle 341671 252657 1632033 1275547 27.95% 341658 253046 1612983 1255637 28.46% – Passenger vehicle 340224 251298 1626195 1267995 28.25% 340211 251685 1607145 1248161 28.76% – Battery electric 14103012690873008363105215.69%14517912819672615361681017.73% vehicle – Plug-in hybrid 19919412439089611263694340.69%19503212348988099263135139.54% electric vehicle 1Production Volume Sales Volume June June Year-to-date Year-to-date Percentage June June Year-to-date Year-to-date Percentage Items 2024 2023 June June Year on 2024 2023 June June Year on 2024 2023 Year 2024 2023 Year – Commercial vehicle 1447 1359 5838 7552 -22.70% 1447 1361 5838 7476 -21.91% – Bus 392 272 2098 1925 8.99% 392 272 2098 1925 8.99% – Others 1055 1087 3740 5627 -33.53% 1055 1089 3740 5551 -32.62% Total 341671 252657 1632033 1275547 27.95% 341658 253046 1612983 1255637 28.46% Note: The oversea sales volume of New Energy Passenger Vehicle achieved 26995 units of the Company for the month of June 2024.The installed capacity of NEV power battery and energy storage battery of the Company for the month of June 2024 was approximately 16.101 GWh.The cumulative installed capacity for the year 2024 was approximately 72.555 GWh.Please note that the production and sales volumes above are unaudited figures and have not been confirmed by the Company’s auditors and june be subject to adjustment and final confirmation. Shareholders and potential investors are advised to read the financial results of the Company carefully when it is published.By order of the Board of BYD Company Limited Wang Chuan-fu Chairman Shenzhen PRC 1 July 2024 As at the date of this announcement the Board of directors of the Company comprises Mr. Wang Chuan-fu being the executive director Mr. Lv Xiang-yang and Mr. Xia Zuo-quan being the non-executive directors and Mr. Cai Hong-ping Mr. Zhang Min and Ms. Yu Ling being the independent non-executive directors. 2