Henan Lantian Gas Co.Ltd(605368) : Changge Lantian 2021 audit report Changge Lantian new energy Co., Ltd.: I. audit opinion we have audited the financial statements of Changge Lantian new energy Co., Ltd. (hereinafter referred to as Changge Lantian new energy Co., Ltd.), including the balance sheet on December 31, 2020 and December 31, 2021, the income statement, cash flow statement, statement of changes in owner’s equity and notes to the financial statements for 2020 and 2021. We believe that the attached financial statements are prepared in accordance with the accounting standards for business enterprises in all major aspects, and fairly reflect the financial position of Changge Lantian new energy company as of December 31, 2020 and December 31, 2021, as well as the operating results and cash flow in 2020 and 2021