Business transaction method and system, storage medium and electronic equipment

The invention discloses a business transaction method and system, a storage medium and electronic equipment. The method comprises the following steps: determining a transaction type and a business execution system corresponding to a current transaction request; generating a request message based on transaction data in the current transaction request and the data demand list of the transaction type; sending the request message to the service execution system, and receiving a response message sent by the service execution system; determining an execution result of the current transaction request based on the response message; wherein the response message is generated based on the data demand list and the request message; the data demand list is determined based on common data items required when each business execution system executes a transaction corresponding to the transaction type. According to the method and the system provided by the invention, the business transaction system can be connected with each b