| Full name | Cai Zongju |
|---|---|
| Nickname | Not added yet |
| Date of birth | 27 Sep 1991 |
| Nationality | Chinese |
| Birthplace | Jinan, Shandong, China |
| Based in | Not added yet |
| Weight classes | Minimumweight |
| Trainers | Not added yet |
| Height | 155 cm (5′1″) |
| Reach | 155 cm (61″) |
| Stance | Southpaw |
| Years active | 2014–2018 |
| Status | Not added yet |
| Pro debut | 8 Aug 2014 |
| Last fight | Win vs Ana Victoria Polo, 9 Jun 2018 |
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12 professional fights. Newest first.
| Result | Opponent | Method | Round | Time | Date | Location | Notes |
|---|---|---|---|---|---|---|---|
| Win | Ana Victoria Polo | Decision (unanimous) | 10 | 9 Jun 2018 | Haikou, China | Won vacant IBO female minimumweight title | |
| Win | Gretchen Abaniel | Decision (unanimous) | 10 | 28 Oct 2017 | Macau East Asian Games Dome, Macau | Retained IBF female minimumweight title | |
| Win | Etsuko Tada | Decision (split) | 10 | 30 Jan 2017 | Cotai Arena, Macau | Won IBF female minimumweight title | |
| Win | Siriporn Thaweesuk | Decision (unanimous) | 10 | 25 May 2016 | Diamond Court, Beijing, China | ||
| Win | Debora Rengifo | Decision (unanimous) | 10 | 12 Feb 2016 | Olympic Park Arena, Luzhou, China | Retained WBC female International minimumweight title | |
| Win | Mari Ando | Decision (majority) | 10 | 18 Sep 2015 | Yageer Gymnasium, Ningbo, China | Retained WBC female International minimumweight title | |
| Win | Angor Onesongchaigym | Decision (unanimous) | 10 | 8 May 2015 | EXPO Garden Hotel, Kunming, China | Retained WBC female International minimumweight title | |
| Win | Gretchen Abaniel | Decision (unanimous) | 10 | 22 Feb 2015 | Wenshan, China | Won vacant WBC female International minimumweight title | |
| Win | Ma Li | Decision (unanimous) | 4 | 27 Dec 2014 | Haikou, China | ||
| Win | Miki Matsumoto | TKO | 1 | 1:41 | 30 Nov 2014 | Sangyo Hall, Kanazawa, Japan | |
| Loss | Myna Ketsana | Points | 10 | 18 Oct 2014 | Sawan Vegas Hotel, Savannakhet, Laos | ||
| Win | Li Yun Ting | Decision (unanimous) | 4 | 8 Aug 2014 | Expo Hall, China Pavilion, Expo Garden, Kunming, China |