Non-operating income refers to various types of income recognized by the enterprise that are not directly related to the production and operation activities of the enterprise. This income is actually a pure income and is not generated by the consumption of operating capital of the enterprise. Relevant expenses are matched. In other words, all income other than the main business and other subsidiary businesses specified in the business license of the enterprise are considered non-operating income. Based on the above definition, which of the following statements about non-operating income is incorrect? ['Ticket income received by a tourist attraction service company is non-operating income.', 'The policy subsidy obtained by a polymer material company from a high-paying technology company in the local government is non-operating income.', "The two companies A and B are cooperative enterprises. The latter company violates the relevant administrative regulations of the state and pays a certain amount of fines to company A in accordance with regulations. The fines belong to company A's non-operating income.", 'Company A purchases a batch of environmental protection equipment. After 5 years, these equipment will be disposed of and the corresponding scrapped money will be obtained. This amount deducts the book value of assets, cleaning up costs, and the net income after disposal of related taxes is non-operating income.']