<page_title> List of Olympic records in athletics </page_title> <section_title> Men's records </section_title> <table> <cell> 1:18:46 <col_header> Record </col_header> <row_header> 20 km walk </row_header> </cell> <cell> Chen Ding <col_header> Athlete(s) </col_header> <row_header> 20 km walk </row_header> </cell> </table>
Chen set an Olympic record with a time of 1:18:46.