Dangerous goods production and storage enterprises take the actual operating income of the previous year as the basis for accrual, and adopt the method of excess accumulation and refund according to the following standards: (1) If the operating income does not exceed100000 yuan, it shall be withdrawn according to 4%; (2) Business income exceeds 65.438+million yuan to 2% of 654.38+0 billion yuan; (three) the operating income of more than 654.38 billion yuan to 654.38 billion yuan, according to 0.5% extraction; (4) The part with operating income exceeding 1 100 million yuan shall be extracted by 0.2%. The operating income is 2.833 billion yuan, and the security expenses to be extracted are: 10366000 yuan,10000 4%, 409000 2%, 1890000 0 0.50%, 45438+08300 0 0.20%, 4544.