An information file generating system based on parallel processing, the information file generating system based on parallel processing comprising: a file request processing device for receiving and analyzing a file request instruction from an application server, and for creating an information file generation task and at least one temporary information file generation task according to the result of the analysis; a control device for monitoring the execution of the information file generation task and for updating the state of the task, and for constructing a response information related to the generation condition of an information file; a temporary task processing device for processing the at least one temporary information file generation task based on a database and for updating the state of the at least one temporary information file generation task, wherein the temporary task processing device concurrently processes multiple temporary information file generation tasks; an abnormity processing device for processing abnormal events for the at least one temporary information file generation task; an input/output device for transmitting the response information to the application server according to the instruction of the control device, and for receiving a confirmation message from the application server; a task decomposition module for decomposing the information file generation task based on the file request instruction and according to the number of records in the database and according to the distribution regularities of the records to be processed, and for creating the at least one temporary information file generation task in an information file task temporary table. a file request processing device for receiving and analyzing a file request instruction from an application server, and for creating an information file generation task and at least one temporary information file generation task according to the result of the analysis; a control device for monitoring the execution of the information file generation task and for updating the state of the task, and for constructing a response information related to the generation condition of an information file; a temporary task processing device for processing the at least one temporary information file generation task based on a database and for updating the state of the at least one temporary information file generation task, wherein the temporary task processing device concurrently processes multiple temporary information file generation tasks; an abnormity processing device for processing abnormal events for the at least one temporary information file generation task; an input/output device for transmitting the response information to the application server according to the instruction of the control device, and for receiving a confirmation message from the application server; a task decomposition module for decomposing the information file generation task based on the file request instruction and according to the number of records in the database and according to the distribution regularities of the records to be processed, and for creating the at least one temporary information file generation task in an information file task temporary table.