You can't. From the date when both parties sign the labor contract, the employer shall pay social security for the workers. Since a training agreement has been signed with the company, indicating that both parties have signed a labor contract, the company will pay social security for employees during the training period, so the training of reserve cadres in RT Mart cannot be exempted from paying social security. The main items of social insurance include endowment insurance, medical insurance, unemployment insurance, industrial injury insurance and maternity insurance.