OA preparation 2

Before development, we should first understand two important concepts.

Important concepts:
WorkflowThat is, "automation in part of the business process or in the computer application environment as a whole ", it mainly solves the problem of "automatically transferring documents, information or tasks among multiple participants according to certain predefined rules, so as to achieve a certain expected business goal, or ".
Workflow Engine: Refers to a workflow as part of an application system, it also provides core solutions that determine information transmission routes and content levels based on roles, division of labor, and conditions.