Cai Zongju (, born 27 September 1991) is a Chinese former professional boxer. She has held the IBF and IBO female minimumweight titles.
Biography Scouted by the Chinese state sports system, Cai was sent a sports boarding school and trained in freestyle wrestling before switching to kickboxing, Muay Thai and finally boxing.
She made her professional boxing debut in September 2014, defeating Li Yun Ting in Kunming, China.
Cai challenged IBF female minimumweight champion Etsuko Tada at the Cotai Arena in Macau on 30 January 2017, winning by split decision.
She successfully defended her title via unanimous decision against Gretchen Abaniel at Macau East Asian Games Dome on 28 October 2017, before vacating the championship.
Cai became a two-time world champion by defeating Ana Victoria Polo on a unanimous decision for the vacant IBO female minimumweight title in Haikou, China, on 9 June 2018.
She then switched to amateur boxing and competed for China at the 2019 Women's World Boxing Championships in Russia, where she was eliminated in the quarter-finals.
Professional boxing record
ResultRecordOpponentTypeRound, timeDateLocationNotes12Win11–1Ana Victoria PoloUD109 Jun 201811Win10–1Gretchen AbanielUD1028 Oct 201710Win9–1Etsuko TadaSD1030 Jan 20179Win8–1Siriporn ThaweesukUD1025 May 20168Win7–1Debora RengifoUD1012 Feb 20167Win6–1Mari AndoMD1018 Sep 20156Win5–1Angor OnesongchaigymUD108 May 20155Win4–1Gretchen AbanielUD1022 Feb 20154Win3–1Ma LiUD427 Dec 20143Win2–1Miki MatsumotoTKO1 (4), 30 Nov 20142Loss1–1Myna KetsanaPTS1018 Oct 20141Win1–0Li Yun TingUD48 Aug 2014
References