| 摘要 |
The invention relates to a method and a system for management of cashless purchase or transaction using a vending machine and software installed on a mobile device such as a smart phone. The present invention maintains security of payment by keeping confidentiality of payment and ensures that the code sent to the user/purchaser is used only once. The invention provides easy mode of purchase and transaction over a network managing both the user and the vending machine over a network and facilitates cashless transaction and eliminate cumbersome transactions by managing inventory. |
