As a national table tennis grand slam, Ding Ning officially announced her retirement, and she appeared at Peking University to open a new career as a graduate student and completed the transformation of her identity. After Ding Ning retired from the army, Liu Guoliang, Li Falcon, Zhang Yining and other leaders and sisters sent blessings one after another.

At the London Olympics, Ding Ning lost to Li Xiaoxia in the final and won the Olympic singles runner-up, she wept bitterly because of the referee's many controversies over the penalty points, and her mentality collapsed, and Li Xiaoxia took the lead in becoming a Grand Slam. Ding Ning, who experienced setbacks and blows, finally realized his dream in the Rio Olympic Games, winning the Olympic singles gold medal and achieving a grand slam. During the Tokyo Olympic Games cycle, Ding Ning passed on the help and witnessed the growth of Chen Meng, Sun Yingsha and Wang Manyu. Seeing the smooth replacement of the old and new women's table tennis, Ding Ning had the idea of retiring.
Liu Guoliang recalled that Ding Ning was very sad when he applied for retirement, and even shed tears: For her, I can especially understand her feelings. Because as an athlete I also experienced the moment of retirement. I also believe that Ding Ning's decision to make this decision was also well thought out.
Liu Guoliang praised: Ding Ning, as the captain of the national table tennis women's team, she also set a very good example for the young team members with her own words and deeds. Especially in the cycle of preparing for the Tokyo Olympic Games, Ding Ning also trained, competed, competed, coached, and lived with the team. She played a role in passing the lead for the whole team.
Women's table tennis coach Li Falcon sent a blessing, especially mentioning the hope that Ding Ning would get rid of the list: "Finally, I also wish her to find her other half in this process and have a richer and more complete life." ”
Zhang Yining and Ding Ning have a deep affection, and after she learned that Ding Ning retired: "I am not willing to give up, and I am happy for her." The Great Devil King blessed: "Ding Ning's table tennis career has now come to a complete end, and after embarking on the road of study, I believe she can walk as well as ever, and I will support her as always." ”