Holsin Engineering Consulting Group Co.Ltd(603909) : audit report of Tiancheng Huarui Decoration Co., Ltd. all shareholders of Tiancheng Huarui Decoration Co., Ltd.: I. audit opinion we have audited the financial statements of Tiancheng Huarui Decoration Co., Ltd. (hereinafter referred to as “Tiancheng Huarui”), including the balance sheet on February 28, 2022, the income statement, cash flow statement, statement of changes in owner’s equity and notes to relevant financial statements from January to February 2022. In our opinion, the attached financial statements are prepared in accordance with the accounting standards for business enterprises in all material aspects, and fairly reflect the financial position of Tiancheng Huarui on February 28, 2022 and the operating results and cash flow from January to February 2022