In the Tokyo Olympics, the Chinese rowing team won gold again in the women's quadruple sculls after a lapse of 13 years. What is the story behind the gold medal?

Chen Yunxia, ​​Zhang Ling, Lu Yang, and Cui Xiaotong often have blisters on their hands. The blisters break and become calluses, day after day, year after year.

Editor in charge: 【Luo Pan】