Date of Birth: 
Place of Birth: Dali, Yunnan, China
About Cai Zelin
- Cai Zelin (simplified Chinese: ???; traditional Chinese: ???; pinyin: Cà i ZélÃn, born 11 April 1991, in Huize, Yunnan) is a Chinese male racewalker., He finished 4th at the 20 km walk during the 2012 London Olympics, and won the silver medal at the 2016 Rio Olympics,
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