| 摘要 |
PROBLEM TO BE SOLVED: To achieve the partial rental of a product. SOLUTION: A rental system for renting a product consisting of a plurality of parts is provided with a means for storing product specifying information and product sales price information for specifying the product, rental part specifying information, rental part rental price information and rental part sales price information for specifying a rental part suitable for recycling in the product into a database, a means for specifying a sales product and the rental part from the database and deciding an amount to charge a customer based on the product sales price information, the rental part price information and a quantity, and a means for deciding the charging amount of an un-returned rental part to the customer based on the rental part sales information on the rental part when the rental part is not returned yet or when the rental part is abnormal when returned. |
