Expensive and time-consuming training. According to the query times Guanghua management training network official website shows. Training agreements (teaching agreements) need to be signed for training with high cost and long time. According to the type, it is generally limited to 3-5 years. If employees don't agree to sign, they can pay in advance by themselves first, and then solve it by reimbursement after seeing their later performance. The Labor Contract Law stipulates that the employer is obliged to provide necessary training for employees, but it does not stipulate whether it is necessary to sign a training agreement. However, signing the training agreement will help to clarify the rights and obligations of both parties and reduce the risk of disputes. The agreement should include the training purpose, content, time, place, method, cost, assessment method and so on.