What is the business process of enterprise management consulting company?

Put forward the consultation demand → make preliminary contact and consultation to determine the problem → put forward the project proposal → sign the contract → start the project → set up a joint working group → investigate and diagnose → submit the diagnosis analysis report → train the knowledge of the consultation module → design the first draft → discuss the first draft → modify and finalize the plan → guide the implementation of the plan → modify the operation of the plan → supervise the implementation of the consultation results.