Lu Kai is a Chinese badminton player who specializes in doubles. He won the mixed doubles gold medal at the 2009 Asian Junior Championships partnered with Bao Yixin, and later at the 2017 Asian Championships with Huang Yaqiong.

Bao Yixin is a Chinese badminton doubles player. She won titles in the women's doubles category with many different partners. She won two World Junior titles at the 2010 BWF World Junior Championships held in Guadalajara, Mexico. In the girls' doubles event, she was crowned World Junior Champion with Ou Dongni and in the mixed doubles she was crowned with Liu Cheng. She also won the mixed doubles at the 2009 Asian Junior Championships with Lu Kai and the mixed doubles at the 2010 Asian Junior Championships with Liu Cheng. Partnering with Tang Yuanting, Bao became the women's doubles champion at the 2015 All England Open. Bao graduated with a bachelor's degree from Xiangtan University.