Compensation trade refers to a type of trade in which an importer purchases foreign technical equipment and certain raw materials, and agrees to use products or labor services to pay in instalments within a certain period of time. According to the above definition, Which of the following are not _. ['A motorcycle factory in a certain country introduced the technology of a Japanese company. The two parties agreed that the factory should pay 30% of the cost first, and then use the motorcycle manufactured in the factory to pay the remaining balance one year later.', 'Company A in one country purchases tomato sauce complete equipment and technical services from Company B in country S, and the two parties agree that Company A will repay the entire amount of domestic bamboo products in three years.', 'A power plant in a country purchases 50,000 tons of coke from a coal company in another country, and the two parties agree to provide mining equipment to the second coal company in one or two years to repay the entire payment.', 'Company A of a country purchases consulting services from a foreign company. Due to the tight funds of Company A. three months after the end of the projects of both parties, Company A will pay the full amount of the consulting project.']