樊振东，冠军！

Group 1 - The core viewpoint of the article highlights the victory of Fan Zhendong from Shanghai team over Lin Shidong from Hainan team in the men's singles final of the 15th National Games, securing the gold medal for Fan Zhendong [1][6] Group 2 - In the first game, both players were closely matched, with Lin Shidong initially leading 9-4, but Fan Zhendong came back to win 11-9 [2] - The second game saw Fan Zhendong maintain his form, but Lin Shidong fought back to equalize the match with an 11-8 win [3] - Fan Zhendong dominated the third game, starting strong with a 7-1 lead and winning 11-5 [4] - In the fourth game, Fan Zhendong continued his strong performance, winning decisively 11-3, leading the match 3-1 [5] - The final game concluded with Fan Zhendong winning 4-1 overall, thus claiming the championship title [6]