1. economic reasons: the training course was suspended due to financial problems, such as insufficient funds, poor management, and high fees. The training course can not maintain its economic feasibility or face financial crisis, so it is inevitable to close it.

2. Changes in market demand: Changes in market demand will also lead to the suspension of training courses. The courses or training contents provided by the training courses no longer meet the market demand or can't meet the needs of the trainees, so they will lose their competitiveness and face the risk of bankruptcy.