Di Zijian
Di Zijian is Chinese badminton player. Born in Liaoyang, Liaoning, he started practicing badminton at the age of 10 and entered the Liaoning team when he was 14. Di was selected to join the national youth team in 2017, then became the national second team players at the beginning of 2018. He was two times boys' doubles gold medalists at the Asian Junior Championships in 2017 and 2018, also won the mixed team title with the national junior team in 2018. At the World Junior Championships, he helps the team clinched the gold medal in 2017 and 2018, and won the silver medals in the boys' doubles event in 2017 and 2019. He also showed his achievement in the senior tournament level by reaching the final at the 2018 Lingshui China Masters and finished as the runner-up in the men's doubles event. Di won his first BWF World Tour title in 2019 SaarLorLux Open.
Achievements
World Junior Championships
Boys' doubles| Year | Venue | Partner | Opponent | Score | Result |
| 2019 | Kazan Gymnastics Center, Kazan, Russia |  Wang Chang |  Leo Rolly Carnando Daniel Marthin | 19–21, 18–21 | Silver |
| 2018 | Markham Pan Am Centre, Markham, Canada | Wang Chang |  Shin Tae-yang Wang Chan | 21–19, 22–20 | Gold |
| 2017 | GOR Among Rogo, Yogyakarta, Indonesia | Wang Chang |  Mahiro Kaneko Yunosuke Kubota | 14–21, 21–15, 13–21 | Silver |
Asian Junior Championships
Boys' doubles| Year | Venue | Partner | Opponent | Score | Result |
| 2019 | Suzhou Olympic Sports Centre, Suzhou, China | Wang Chang | Leo Rolly Carnando Daniel Marthin | 9–21, 21–15, 19–21 | Silver |
| 2018 | Jaya Raya Sports Hall Training Center, Jakarta, Indonesia | Wang Chang | Liang Weikeng Shang Yichen | 18–21, 24–22, 21–19 | Gold |
| 2017 | Jaya Raya Sports Hall Training Center, Jakarta, Indonesia | Wang Chang | Lee Sang-min Na Sung-seung | 21–19, 21–11 | Gold |
BWF World Tour (1 title, 1 runner-up)
The BWF World Tour, announced on 19 March 2017 and implemented in 2018, is a series of elite badminton tournaments, sanctioned by Badminton World Federation. The BWF World Tour are divided into six levels, namely World Tour Finals, Super 1000, Super 750, Super 500, Super 300, and the BWF Tour Super 100.Men's doubles
| Year | Tournament | Level | Partner | Opponent | Score | Result |
| 2019 | SaarLorLux Open | Super 100 | Wang Chang |  Mathias Bay-Smidt Lasse Mølhede | 21–17, 21–15 | Winner |
| 2018 | Lingshui China Masters | Super 100 | Wang Chang | Han Chengkai Zhou Haodong | 21–19, 17–21, 16–21 | Runner-up |